tag:blogger.com,1999:blog-14190763438630536172024-03-13T10:57:02.191+09:00Yamajunn's Shogi opening trapsWhy you shold move such a way ?yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.comBlogger18125tag:blogger.com,1999:blog-1419076343863053617.post-90187388230513185282009-12-05T22:05:00.005+09:002009-12-05T22:28:04.612+09:00Yokofutori : Ai Yokofutori part 1.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi Opening traps</span></span> : <span style="font-weight: bold;">Yokofutori</span> : Ai Yokofutori part 1.<br /><br /><div style="text-align: right;">(diagram 1)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/SxpcBuZggtI/AAAAAAAAEdM/xIGu1dMn7ow/s1600-h/kifu-30px-05Dec2009-14h09.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/SxpcBuZggtI/AAAAAAAAEdM/xIGu1dMn7ow/s320/kifu-30px-05Dec2009-14h09.jpg" alt="" id="BLOGGER_PHOTO_ID_5411739086943716050" border="0" /></a><br />1.P-7f P-3d<br />2.P-2f P-8d<br />3.P-2e P-8e<br />4.G-7h G-3b<br />5.P-2d Px2d<br />6.Rx2d P-8f<br />7.Px8f Rx8f<br />8.Rx3d<br />(diagram 1)<br /><br /><br /><br /><br /><br /><br />The diagram 1 is a beginning of <span style="font-weight: bold;">Yokofutori</span> game . In <span style="font-weight: bold;">Ai Yokofutori</span> game , Gote captures the 7f-Pawn after the Bishop exchange like following line ; 8...Bx8h+ , 9.Sx8h Rx7f .<br /><br />You may think "Why Gote player doesn't capture the 7f-Pawn without Bishop exchange with 8...Rx7f ?" . Because following moves gives Sente a nearly win advantage .<br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/SxpcxddP4AI/AAAAAAAAEdU/4XjlepY9cQI/s1600-h/kifu-30px-05Dec2009-14h14.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/SxpcxddP4AI/AAAAAAAAEdU/4XjlepY9cQI/s320/kifu-30px-05Dec2009-14h14.jpg" alt="" id="BLOGGER_PHOTO_ID_5411739907029721090" border="0" /></a><br />8...Rx7f<br />9.Bx2b+!<br />(diagram 2)<br /><br />Replying Gote's 8...Rx7f , Sente simply exchanges the Bishops with 9.Bx2b+ . When Gote captures the 2b-promoted Bishop with 3b-Gold or 3a-Silver , the other piece will become unprotected .<br /><br />(1)<br />9...Gx2b<br />10.Rx3a+<br /><br />(2)<br />9...Sx2b<br />10.Rx3b+<br /><br />Even if Gote drops a Pawn with 9...P*3c blocking the 3d-Rook's power , Gote will lose a Gold and a Silver and will have a bad position .<br />(3)<br />9...P*3c<br />10.+Bx3b Px3d<br />11.+Bx3ayamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-8724867183555372702009-10-21T08:15:00.000+09:002009-10-21T08:15:00.264+09:00Shogi Opening traps : classcial Kakukawari opening : part 3.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi Opening traps</span></span> : <span style="font-weight: bold;">classcial Kakukawari opening : part 3.</span><br /><br /><div style="text-align: right;">(diagram 1)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/StxnG1SaISI/AAAAAAAAECA/_EAbEMFy_xI/s1600-h/kifu-30px-19Oct2009-15h17.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/StxnG1SaISI/AAAAAAAAECA/_EAbEMFy_xI/s320/kifu-30px-19Oct2009-15h17.jpg" alt="" id="BLOGGER_PHOTO_ID_5394299820764176674" border="0" /></a><br />1.P-7f P-8d<br />2.P-2f P-8e<br />3.P-2e G-3b<br />4.B-7g P-3d<br />5.S-8h Bx7g+<br />6.Sx7g S-2b<br />7.S-3h S-7b<br />(diagram 1)<br /><br /><br />The diagram 1 is one of the common lines of classical <span style="font-weight: bold;">Kakukawari </span>opening . In the diagram 1 , You may think Sente can exchange the 2nd file Pawns . With 8.P-2d , how the game will advance ?<br /><br /><br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/StxnVsXssyI/AAAAAAAAECI/Z8G0jnmIwlc/s1600-h/kifu-30px-19Oct2009-15h18.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/StxnVsXssyI/AAAAAAAAECI/Z8G0jnmIwlc/s320/kifu-30px-19Oct2009-15h18.jpg" alt="" id="BLOGGER_PHOTO_ID_5394300076068483874" border="0" /></a><br />8.P-2d Px2d<br />9.Rx2d B*3c<br />(diagram 2)<br /><br />Sente exchanged the 2nd file Pawns by his Rook . Gote drops a Bishop with 9...B*3c attacking the 2d-Rook .<br /><br />Afte the diagram 2 , Sente's Rook will escape from the 2d Bishop with 10.R-2h or 10.Rx3d . But in both lines , Gote will get a better position with material advantage .<br /><br />(1)<br />10.R-2h P-8f!<br />11.Px8f P*8h!<br /><br />(2)<br />10.Rx3d P*2h<br /><br />In both lines , Gote will get a Knight .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-90013657985477697222009-10-18T08:06:00.001+09:002009-10-18T08:06:00.205+09:00classcial Kakukawari opening : part 2.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi Opening traps</span></span> : <span style="font-weight: bold;">classcial Kakukawari opening : part 2.<br /><span style="font-weight: bold;"><br /></span></span><div style="text-align: right;"><span>(diagram 1)</span><br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/StnzNrWuNfI/AAAAAAAAEAA/4TLrs87GKCE/s1600-h/kifu-30px-17Oct2009-18h38.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/StnzNrWuNfI/AAAAAAAAEAA/4TLrs87GKCE/s320/kifu-30px-17Oct2009-18h38.jpg" alt="" id="BLOGGER_PHOTO_ID_5393609445054756338" border="0" /></a><br /><span>1.P-7f P-8d</span><br /><span>2.P-2f P-8e<br />3.P-2e G-3b<br />4.B-7g P-3d<br />5.S-8h Bx7g+<br />6.Sx7g S-2b<br /></span>(diagram 1)<br /><span><br />The moves shown above is the beginning of classical <span style="font-weight: bold;">Kakukawari</span> opening . In diagram 1 , you may think Sente can exchange the 2nd file Pawns with 7.P-2d . But this is a bad move . Why ?<br /><br /><br /><br /><br /></span><div style="text-align: right;"><span>(diagram 2)</span><br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/StnznGqBS-I/AAAAAAAAEAI/aGJSJLGAvb8/s1600-h/kifu-30px-17Oct2009-18h40.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/StnznGqBS-I/AAAAAAAAEAI/aGJSJLGAvb8/s320/kifu-30px-17Oct2009-18h40.jpg" alt="" id="BLOGGER_PHOTO_ID_5393609881880185826" border="0" /></a><br /><span>7.P-2d Px2d<br />8.Rx2d B*3e<br /></span><span>(diagram 2)<br /><br /><br />Sente exchanges the 2nd file Pawns by the Rook . Replying it , Gote drops a Bishop with 8...B*3e forking the 2d-Rook and the 5g-Pawn .<br /><br /><br />After the diagram 2 , Sente will play his Rook to escape from the 3e-Bishop's attack , and 2 major lines exist ; (1)9.R-2h and (2) 9.Rx3d .<br /><br />Even if Sente selects any move , Gote will get an advantage by following moves .<br /><br />(1)<br />9.R-2h Bx5g+<br /><br />(2)<br />9.Rx3d Bx5g+<br />** Attention ! 3b-Gold is protected by 8b-Rook . **<br /><br /><br /></span><span style="font-weight: bold;"><span style="font-weight: bold;"><br /></span></span>yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-34463139361065444412009-10-04T02:17:00.004+09:002009-10-04T02:31:51.532+09:00classcial Kakukawari opening : part 1.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi Opening traps</span></span> : <span style="font-weight: bold;">classcial Kakukawari opening : part 1.</span><br /><br /><br /><div style="text-align: right;">(diagram 1)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/SseIVhK8RSI/AAAAAAAAD6A/5y72GyPpqpo/s1600-h/kifu-30px-03Oct2009-19h22.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/SseIVhK8RSI/AAAAAAAAD6A/5y72GyPpqpo/s320/kifu-30px-03Oct2009-19h22.jpg" alt="" id="BLOGGER_PHOTO_ID_5388425382434981154" border="0" /></a><br />1.P-7f P-8d<br />2.P-2f P-8e<br />3.P-2e<br />(diagram 1)<br /><br /><br />The diagram 1 is one of the standard beginning of classical <span style="font-weight: bold;">Kakukawari </span>opening .<br /><br />You may think Gote can exchange the 8th file Pawns . If Gote exchanges the Pawns , how the game will advance ?<br /><br /><br /><br /><br /><br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://2.bp.blogspot.com/_9-4fPD2LhSw/SseJaW_b4JI/AAAAAAAAD6I/ZU4hfGgRRbg/s1600-h/kifu-30px-03Oct2009-19h26.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://2.bp.blogspot.com/_9-4fPD2LhSw/SseJaW_b4JI/AAAAAAAAD6I/ZU4hfGgRRbg/s320/kifu-30px-03Oct2009-19h26.jpg" alt="" id="BLOGGER_PHOTO_ID_5388426565113340050" border="0" /></a><br />3...P-8f ?<br />4.Px8f Rx8f<br />5.P-2d Px2d<br />6.P*2c<br />(diagram 2)<br /><br /><br />Gote exchanges the 8th file Pawns . But by the exchange not only Gote but also Sente has a Pawn in hand .<br /><br />Sente also pushes his Rook Pawn with 5.P-2d . Gote captured it and this capture makes a space on 2c . Sente drops a Pawn with 6.P*2c and kills the 2b-Bishop .<br /><br />Then Sente gets an advantage in the diagram 2 .<br /><br />By this reason , Gote will move 3...G-3b or 3...P-3d .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-65702463668487084822009-09-08T10:34:00.002+09:002009-09-08T00:56:35.637+09:00Yokofutori : NAITOU ryu San-San Kaku senpou : part 1.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi Opening traps</span></span> : <span style="font-weight: bold;">Yokofutori</span> : <span style="font-weight: bold;">NAITOU ryu San-San Kaku senpou</span> : part 1.<br /><br /><div style="text-align: right;">(diagram 1)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/SqUohtY_fNI/AAAAAAAADuU/DBG5Y-0HzCU/s1600-h/kifu-30px-07Sep2009-17h36.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/SqUohtY_fNI/AAAAAAAADuU/DBG5Y-0HzCU/s320/kifu-30px-07Sep2009-17h36.jpg" alt="" id="BLOGGER_PHOTO_ID_5378749889549139154" border="0" /></a><br />1.P-7f P-3d<br />2.P-2f P-8d<br />3.P-2e P-8e<br />4.G-7h G-3b<br />5.P-2d Px2d<br />6.Rx2d P-8f<br />7.Px8f Rx8f<br />8.Rx3d B-3c<br />(diagram 1)<br /><br /><br /><br /><br /><br /><br /><br />The diagram 1 is a typical starting of <span style="font-weight: bold;">NAITOU ryu San-San Kaku senpou</span> . In diagram 1 , you may think Sente can get material advantage by following moves ; 9.Rx3c+ Nx3c , 10.B*7g . After Gote's Rook escapes (for example 10...R-8b) , Sente will move 11.Bx3c+ Gx3c , 12 Bx3c+ (diagram 1') . Whether Sente can get an advantage or not ?<br /><br /><div style="text-align: right;">(diagram 1')<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/SqUrTq8l98I/AAAAAAAADuc/6w9LrDfVeoA/s1600-h/kifu-30px-07Sep2009-17h43.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/SqUrTq8l98I/AAAAAAAADuc/6w9LrDfVeoA/s320/kifu-30px-07Sep2009-17h43.jpg" alt="" id="BLOGGER_PHOTO_ID_5378752946909870018" border="0" /></a><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/SqUrjbbzxaI/AAAAAAAADuk/7VtOdDxE3qQ/s1600-h/kifu-30px-07Sep2009-17h48.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/SqUrjbbzxaI/AAAAAAAADuk/7VtOdDxE3qQ/s320/kifu-30px-07Sep2009-17h48.jpg" alt="" id="BLOGGER_PHOTO_ID_5378753217623737762" border="0" /></a><br />After diagram 1<br />9.Rx3c+ Nx3c<br />10.B*7g Rx8h+<br />11.Sx8h R*2g<br />(diagram 2)<br /><br /><br />Gote doesn't escape his Rook , but exchanges it with Sente's 8h Bishop . And after the exchange , Gote can drop his Rook before Sente and gets a slight advantage .<br /><br /><br />Then in many cases , Sente players move 9.R-3f .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-33063845458572187652009-06-04T11:26:00.010+09:002009-06-04T23:21:39.039+09:00Haya ISHIDA part 2.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi opening trap</span></span> : Haya ISHIDA , part 2.<br /><br /><div style="text-align: right;">(diagram 1 )<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/SicyLUwE8zI/AAAAAAAACdM/QnUpvHsEziM/s1600-h/kifu-30px-04Jun2009-4h31.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/SicyLUwE8zI/AAAAAAAACdM/QnUpvHsEziM/s320/kifu-30px-04Jun2009-4h31.jpg" alt="" id="BLOGGER_PHOTO_ID_5343294653028692786" border="0" /></a><br />1.P-7f P-3d<br />2.P-7e P-5d<br />(diagram 1)<br /><br /><br /><br /><br /><br /><br />Gote pushes the 5th file Pawn with 2...P-5d just after Sente shows the attitude he wants <span style="font-weight: bold;">Haya ISHIDA</span> . The P-5d has a mean to disturb Sente's <span style="font-weight: bold;">Haya ISHIDA</span> . If Sente still seletcts <span style="font-weight: bold;">Haya ISHIDA</span> , how Gote plays ?<br /><br /><br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/SifWZmT4LfI/AAAAAAAACdU/8-AuHYWgjLA/s1600-h/kifu-30px-04Jun2009-16h12.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/SifWZmT4LfI/AAAAAAAACdU/8-AuHYWgjLA/s320/kifu-30px-04Jun2009-16h12.jpg" alt="" id="BLOGGER_PHOTO_ID_5343475218167377394" border="0" /></a><br />after diagram 1<br />3.R-7h Bx8h+<br />4.Sx8h B*4e<br />5.B*8e<br />(diagram 2)<br /><br /><br /><br /><br />Sente slides his Rook to 7h as his first plan . But this move makes weak points in Sente's camp . Gote exchanged the Bishops and dropped one with 4...B*4e . Sente seems to protect it by dropping a Bishop . How Gote play ?<br /><br /><br /><br /><div style="text-align: right;">(diagram 3)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/SifXyi2bPlI/AAAAAAAACdc/oC-I9Rt7YqI/s1600-h/kifu-30px-04Jun2009-16h18.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/SifXyi2bPlI/AAAAAAAACdc/oC-I9Rt7YqI/s320/kifu-30px-04Jun2009-16h18.jpg" alt="" id="BLOGGER_PHOTO_ID_5343476746246897234" border="0" /></a><br />after diagram 2<br />5...P-8d<br />6.Bx6c+ G6a-5b<br />7.+B-6d R-6b<br />8.+B-4f Bx6g+<br />9.P*6h +B-6f<br />(diagram 3)<br /><br /><br /><br />Sente pushes the 8th file Pawn and forces Sente to promote his Bishop . And the game has developped very rough one .<br /><br />In many cases , Sente players dislike such a rough game . Then 3.P-6f is the most common move in diagram 1 .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-13818007273752599922009-05-04T16:49:00.006+09:002009-05-04T16:49:00.140+09:00Niteme San-Ni Hi senpou , part 3.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi Opening traps</span></span> : Niteme San-Ni Hi senpou , part 3.<br /><br /><br /><br /><div style="text-align: right;">(diagram 1)<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/Sfv8E1oSbNI/AAAAAAAACPY/ufs__I9d848/s1600-h/kifu-30px-02May2009-9h52.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/Sfv8E1oSbNI/AAAAAAAACPY/ufs__I9d848/s320/kifu-30px-02May2009-9h52.jpg" alt="" id="BLOGGER_PHOTO_ID_5331131743968849106" border="0" /></a></div><br />1.P-7f R-3b<br />2.P-9f<br />(diagram 1)<br /><br />In this line , Sente pushed 9th file Pawn such an early stage of the game . Against this move , 2...P-9d seems very natural move . But this move lead an rough game .<br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><div style="text-align: right;">(diagram 2)<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/Sfv-d2rAZyI/AAAAAAAACPg/c9jMwMWBV2g/s1600-h/kifu-30px-02May2009-10h03.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/Sfv-d2rAZyI/AAAAAAAACPg/c9jMwMWBV2g/s320/kifu-30px-02May2009-10h03.jpg" alt="" id="BLOGGER_PHOTO_ID_5331134372768671522" border="0" /></a></div><br />after diagram 1<br />2...P-9d<br />3.P-2f K-6b<br />4.P-2e P-3d<br />5.Bx2b+ Sx2b<br />6.B*6e B*7d<br />(diagram 2)<br /><br /><br />Against 2...P-9d , Sente advanced the game with same moves as without 2.P-9f P-9d .<br />Gote also drops his Bishop . How do the 9th Pawns give influence in a game ?<br /><br />Here shows a line of Bishop promotion . Sente can select Bishop exchange line .<br /><br /><br /><br /><div style="text-align: right;">(diagram 3)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/Sfv_zw1k8PI/AAAAAAAACPo/H3YBxSDC_vY/s1600-h/kifu-30px-02May2009-10h09.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/Sfv_zw1k8PI/AAAAAAAACPo/H3YBxSDC_vY/s320/kifu-30px-02May2009-10h09.jpg" alt="" id="BLOGGER_PHOTO_ID_5331135848671146226" border="0" /></a><br />after diagram 2<br />7.Bx4c+ Bx4g+<br />8.P-9e Px9e<br />9.P*9b Lx9b<br />10.+Bx3b Gx3b<br />11.R*9a<br />(diagram 3)<br /><br /><br />9th file Pawns causes Sente's attack in 9th file .<br /><br />This is very rough game ! So if you don't like such a game , you should play 2...K-6b instead of 2...P-9d .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-66886243897420628312009-05-03T13:25:00.000+09:002009-05-03T13:25:00.268+09:00Niteme San-Ni Hi senpou , part 2.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi Opening traps</span></span> : Niteme San-Ni Hi senpou , part 2.<br /><br /><br /><br /><div style="text-align: right;">(diagram 1)<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/SfvD_tp_0DI/AAAAAAAACOw/xc8fiXgkPF4/s1600-h/kifu-30px-02May2009-5h54.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/SfvD_tp_0DI/AAAAAAAACOw/xc8fiXgkPF4/s320/kifu-30px-02May2009-5h54.jpg" alt="" id="BLOGGER_PHOTO_ID_5331070083278032946" border="0" /></a></div><br />1.P-7f R-3b<br />2.P-2f K-6b<br />3.P-2e P-3d<br />(diagram 1)<br /><br /><br />In this time , Sente tries to make a promoted Bishop with B*6e after Bishop exchange , because Sente can't break Gote's 2nd file .<br />(see former contents ; <a href="http://shogi-opening-traps.blogspot.com/2009/05/niteme-san-ni-hi-senpou-part-1.html">Niteme San-Ni Hi senpou , part 1.</a> )<br /><br /><br /><br /><br /><br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/SfvQJiiko6I/AAAAAAAACPI/emIbYl3kB5k/s1600-h/kifu-30px-02May2009-6h46.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/SfvQJiiko6I/AAAAAAAACPI/emIbYl3kB5k/s320/kifu-30px-02May2009-6h46.jpg" alt="" id="BLOGGER_PHOTO_ID_5331083446232327074" border="0" /></a><br />after diagram 1<br />4.Bx2b+ Sx2b<br />5.B*6e<br />(diagram 2)<br /><br />In the diagram 2 Gote can't protect both 8c and 4c Pawns , and Sente can promote the Bishop . So Sente seemes to get advantage . How Gote should play ?<br /><br /><br /><br /><br /><br /><br /><br /><div style="text-align: right;">(diagram 3)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/SfvQdozcYjI/AAAAAAAACPQ/pPEm5tXxuh8/s1600-h/kifu-30px-02May2009-6h47.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/SfvQdozcYjI/AAAAAAAACPQ/pPEm5tXxuh8/s320/kifu-30px-02May2009-6h47.jpg" alt="" id="BLOGGER_PHOTO_ID_5331083791511085618" border="0" /></a><br />after diagram 2<br />5...B*7d<br />(diagram 3)<br /><br />Gote drops a Bishop , he protects 8c file and he also aims to make promote his Bishop in 4th file with Bx4g+ .<br /><br />Sente can select one of 2 lines ;<br />(1) Sente exchanges the Bishops again with Bx7d .<br />(2)Sente makes promoted Bishop with Bx4c+ .<br /><br /><br />Both lines have difficult variations .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-39609106606272496462009-05-02T11:54:00.006+09:002009-05-02T13:21:01.753+09:00Niteme San-Ni Hi senpou , part 1.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi Opening traps</span></span> : Niteme San-Ni Hi senpou , part 1.<br /><br /><br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/Sfu2P61nfsI/AAAAAAAACOo/le-9tZhfYbk/s1600-h/kifu-30px-02May2009-4h55.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/Sfu2P61nfsI/AAAAAAAACOo/le-9tZhfYbk/s320/kifu-30px-02May2009-4h55.jpg" alt="" id="BLOGGER_PHOTO_ID_5331054968531549890" border="0" /></a><br /><br />1.P-7f R-3b<br />(diagram 1)<br /><br />Gote's 1st move 1...R-3b seems to dangerous move , because Sente feels 2c square is easy to break . If Sente directly aims to break 2nd file with P-2f , how the game advances ?<br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/SfvD_tp_0DI/AAAAAAAACOw/xc8fiXgkPF4/s1600-h/kifu-30px-02May2009-5h54.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/SfvD_tp_0DI/AAAAAAAACOw/xc8fiXgkPF4/s320/kifu-30px-02May2009-5h54.jpg" alt="" id="BLOGGER_PHOTO_ID_5331070083278032946" border="0" /></a><br />after diagram 1<br />2.P-2f K-6b<br />3.P-2e P-3d<br />(diagram 2)<br /><br />Against Sente's advancing 2nd file Pawn , Gote opens Bishop line with 3...P-3d after 2...K-6b .<br /><br />In the diagram 2 , Gote's 2nd file still seems to easy to break . If Sente pushes P-2d , how Gote plays ?<br /><br /><br /><br /><br /><br /><br /><br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://2.bp.blogspot.com/_9-4fPD2LhSw/SfvGzI18O5I/AAAAAAAACO4/mlZwSReFOsA/s1600-h/kifu-30px-02May2009-6h06.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://2.bp.blogspot.com/_9-4fPD2LhSw/SfvGzI18O5I/AAAAAAAACO4/mlZwSReFOsA/s320/kifu-30px-02May2009-6h06.jpg" alt="" id="BLOGGER_PHOTO_ID_5331073165772471186" border="0" /></a><br />after diagram 2<br /> 4.P-2d Px2d <br /> 5.Rx2d Bx8h+<br /> 6.Sx8h B*3c <br /> 7.R-2h P*2f <br />(diagram 3)<br /><br />Against Sente's 2nd file Pawns exchange , Gote exchanges the Bishops and immedialy drops his Bishop on 3c . This Bishop drop is forkinf 2d Rook and 8h Silver . To defend both Rook and Silver , Sente must backs his Rook to 2h . Gote drops a Pawn with 7...P*2f . Sente can't capture this Pawn , because 8h Silver is protected by the Rook's power .<br /><br />This is because Sente can't break Gote's 2nd file .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-43740428984311533822009-05-02T00:04:00.008+09:002009-05-02T11:45:51.102+09:00Haya ISHIDA part 1.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi opening trap</span></span> : Haya ISHIDA , part 1.<br /><br /><div style="text-align: right;">(diagram 1)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/SfsQQecVgLI/AAAAAAAACN4/VqPsPkJGN4Y/s1600-h/kifu-30px-01May2009-17h06.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/SfsQQecVgLI/AAAAAAAACN4/VqPsPkJGN4Y/s320/kifu-30px-01May2009-17h06.jpg" alt="" id="BLOGGER_PHOTO_ID_5330872459158978738" border="0" /></a><br /><br /><br />1.P-7f P-3d<br />2.P-7e K-4b<br />(diagram 1)<br /><br />Gote moves up his King with K-4b just after Sente shows the attitude he wants <span style="font-weight: bold;">Haya ISHIDA</span> . The K-4b has a mean to disturb Sente's <span style="font-weight: bold;">Haya ISHIDA</span> . If Sente still seletcts <span style="font-weight: bold;">Haya ISHIDA</span> , how Gote plays ?<br /><br /><br /><br /><br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://2.bp.blogspot.com/_9-4fPD2LhSw/Sfudl6eFALI/AAAAAAAACOA/0Wl-977CnwE/s1600-h/kifu-30px-02May2009-3h04.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://2.bp.blogspot.com/_9-4fPD2LhSw/Sfudl6eFALI/AAAAAAAACOA/0Wl-977CnwE/s320/kifu-30px-02May2009-3h04.jpg" alt="" id="BLOGGER_PHOTO_ID_5331027858599248050" border="0" /></a><br />after diagram 1<br />3.R-7h Bx8h+<br />4.Sx8h B*4e<br />(diagram 2)<br /><br /><br />Gote exchanges the Bishops and immediately drops the Bishop with 4...B*4e . In many cases , Sente protect 6g Pawn . One example of lines after diagram 2 is shown below .<br /><br /><br /><br /><br /><br /><br /><div style="text-align: right;">(diagram 3)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/SfumnhpB07I/AAAAAAAACOI/r4lPQrA9rIg/s1600-h/kifu-30px-02May2009-3h48.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/SfumnhpB07I/AAAAAAAACOI/r4lPQrA9rIg/s320/kifu-30px-02May2009-3h48.jpg" alt="" id="BLOGGER_PHOTO_ID_5331037781898679218" border="0" /></a><br />5.G-6h Bx2g+<br />6.B*5e N-3c<br />7.P-7d Px7d<br />8.Rx7d P*7c<br />9.Rx3d G-3b<br />(diagram 3)<br /><br /><br />The position of diagram 3 is still difficult , but most Sente players prefers quiet lines . So in many cases , Sente players push 3.P-6f instead of 3.R-7h .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-73750260288954074852009-04-25T10:44:00.004+09:002009-04-25T11:29:30.212+09:00MASUDA ryu Mukai Bisha , part 1.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi opening trap</span></span> : MASUDA ryu Mukai Bisha , part 1.<br /><br /><div style="text-align: right;">(diagram 1)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/SfJxeI56YBI/AAAAAAAACJI/P9GVozUq0hE/s1600-h/kifu-30px-25Apr2009-4h11.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/SfJxeI56YBI/AAAAAAAACJI/P9GVozUq0hE/s320/kifu-30px-25Apr2009-4h11.jpg" alt="" id="BLOGGER_PHOTO_ID_5328446071733116946" border="0" /></a><br />1.P-7f P-8d<br />2.P-5f P-8e<br />3.B-7g P-5d<br />4.R-8h S-6b<br />5.S-6h P-3d<br />6.K-4h<br />(diagram 1)<br /><br /><br />The line shown above seems to be very natural . But it includes very dangerous variations . In case , Gote selects additional bad move , Sente can get win advantage .<br /><br /><br /><br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://2.bp.blogspot.com/_9-4fPD2LhSw/SfJz5zLeknI/AAAAAAAACJQ/0RhI8ObjXGo/s1600-h/kifu-30px-25Apr2009-4h22.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://2.bp.blogspot.com/_9-4fPD2LhSw/SfJz5zLeknI/AAAAAAAACJQ/0RhI8ObjXGo/s320/kifu-30px-25Apr2009-4h22.jpg" alt="" id="BLOGGER_PHOTO_ID_5328448745960804978" border="0" /></a><br />6... K-4b?<br />7.P-8f Px8f?<br />8.Bx8f K-3b<br />9. Bx3i+ Gx3a<br />10. Rx8b+<br />(diagram 2)<br /><br />In diagram 2 , Sente gets a Rook and a Silver in hand instead of a Bishop . And he has succesfully promoted his Rook already . Then Sente gets a win advantage .<br /><br /><br />This line is very famous among advanced players .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-27691794096051739322009-02-11T23:23:00.001+09:002009-04-25T10:45:57.315+09:00Gokigen Nakabisha . part 2.<span style="font-style: italic;font-size:180%;" ><span style="font-weight: bold;">Shogi Opening Traps </span></span>; <span style="font-weight: bold;">Gokigen Nakabisha</span> . part 2.<br /><br /><div style="text-align: right;">(diagram 1)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/SZLcni_sC8I/AAAAAAAAB2I/jqjv3e487Jo/s1600-h/kifu-30px-11Feb2009-15h10.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/SZLcni_sC8I/AAAAAAAAB2I/jqjv3e487Jo/s320/kifu-30px-11Feb2009-15h10.jpg" alt="" id="BLOGGER_PHOTO_ID_5301542283335437250" border="0" /></a><br />1.P-7f P-3d<br />2.P-2f P-5d<br />3.P-2e R-5b<br />4.G-7h P-5e<br />5.P-2d Px2d<br />6.Rx2d P-5f<br />7.Px5f Rx5f<br />8.K-6i<br />(diagram 1)<br /><br /><br /><br />In the diagram 1 , you may think Gote can promote his Rook with 8...R-5g+ . But it is a bad move , why ?<br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/SZLevROXTMI/AAAAAAAAB2Q/34iMRn6_wXg/s1600-h/kifu-30px-11Feb2009-15h20.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/SZLevROXTMI/AAAAAAAAB2Q/34iMRn6_wXg/s320/kifu-30px-11Feb2009-15h20.jpg" alt="" id="BLOGGER_PHOTO_ID_5301544615027363010" border="0" /></a><br />8...R-5g+??<br />9. Rx2b+ Sx2b<br />10. B*2d! K-6b<br />11. Bx5g<br />(diagram 2)<br /><br />In the diagram 2 , Sente got one more Bishop , and have a greate advantage .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-78792981687860748622008-12-06T13:39:00.006+09:002008-12-06T13:59:27.378+09:00Yonteme San-San Kaku , part 2<span style="font-size:180%;"><span style="font-weight: bold;">Shogi Opening Traps</span></span> ; <span style="font-weight: bold;">Yonteme San-San Kaku sepou</span> . part 2.<br /><br /><br />The diagram 1 is a variation of "<span style="font-weight: bold;">Yonteme San-San Kaku senpou</span>" .<br /><br /><br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/SToCyA_g9nI/AAAAAAAABig/Wvj8D1vHbH8/s1600-h/kifu-30px-06Dec2008-5h42.png"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/SToCyA_g9nI/AAAAAAAABig/Wvj8D1vHbH8/s320/kifu-30px-06Dec2008-5h42.png" alt="" id="BLOGGER_PHOTO_ID_5276532971701073522" border="0" /></a><br />1. P-7f P-3d<br />2. P-2f B-3c<br />3. Bx3c+ Nx3c<br />4. G-7h<br />(diagram 1)<br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br />The move 4.K-6h prevents Gote's "<span style="font-weight: bold;">Oni goroshi Mukai Bish</span>a" ; 4...R-2b .<br />If Gote moves 4...R-2b Sente can get advantage by following moves .<br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/SToDpN76yxI/AAAAAAAABio/kXUilK6ImT0/s1600-h/kifu-30px-06Dec2008-5h45.png"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/SToDpN76yxI/AAAAAAAABio/kXUilK6ImT0/s320/kifu-30px-06Dec2008-5h45.png" alt="" id="BLOGGER_PHOTO_ID_5276533920068455186" border="0" /></a><br />4...R-2b<br />5. B*6e N-4e<br />6. S-4h B*5e<br />7. N-7g<br />(diagram 2)<br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br />In the diagram 2 , Sente have got advantages .<br /><ol><li> Gote can not promote his Bishop .<br /></li><li>It is difficult for Gote to protect his Knight at 4e .<br /></li><li>Gote can not prevent Sente's Bishop promotion in both 8c and 4c .<br /></li></ol> If Sente moves 4.P-2e instead of 4.K-6h , Gote can get advantage by same moves .<br /><br /><br />In the diagram 1 , Gote should move G-3b , R-4b , B*6e or B*4d .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-56877631910925555192008-11-22T22:45:00.000+09:002008-11-24T09:18:14.763+09:00Hayakkuri Gin in Ittezon Kakukawari ; part 2.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi Opening traps</span></span>; <span style="font-weight: bold;"><br /><br />Hayakuri Gin</span> in <span style="font-weight: bold;">Ittezon Kakukawari</span> ; part 2.<br /><br /><div style="text-align: right;">(diagram 1)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/SSldmA9_znI/AAAAAAAABc4/d80YyDYg65E/s1600-h/kifu-30px-23Nov2008-14h41.png"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/SSldmA9_znI/AAAAAAAABc4/d80YyDYg65E/s320/kifu-30px-23Nov2008-14h41.png" alt="" id="BLOGGER_PHOTO_ID_5271847746490322546" border="0" /></a><br />1.P-7f P-3d<br />2.P-2f G-3b<br />3.P-2e Bx8h+<br />4.Sx8h S-2b<br />5.S-3h S-3c<br />6.P-3f S-6b<br />7.S-3g P-6d<br />8.S-4f S-6c<br />9.S-7g S-5d<br />10.K-6h P-8d<br />11.G-7h P-8e<br />(diagram 1)<br /><br /><br /><br />In the diagram 1 , Sente already has difficulty to attack Gote's camp or advanced his own camp . If Sente don't start attacking , Gote will push his Pawn ; 4d --> 4e , and Sente must back his Silver 3g .<br /><br />Then Sente start attacking with P-3e , and game will advance like following moves .<br /><br /><div style="text-align: right;">(diagram 2)<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/SSlhvXE70TI/AAAAAAAABdA/6S1JB8x77h0/s1600-h/kifu-30px-23Nov2008-14h59.png"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/SSlhvXE70TI/AAAAAAAABdA/6S1JB8x77h0/s320/kifu-30px-23Nov2008-14h59.png" alt="" id="BLOGGER_PHOTO_ID_5271852305090335026" border="0" /></a></div><br />12. P-3e Px3e<br />13. Sx3e <span style="font-weight: bold;">P-8f!</span><br />14. Px8f <span style="font-weight: bold;">P*8e!</span><br />15. Px8e Rx8e<br />(diagram 2)<br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br />In diagram 2 , Gote gets a fork on 3e Silver and 8i Knight . Sente can't protect both piecies and Sente will get bad position .<br /><br /><br />Sente can avoid this fork by 15.P-2d instead of 15.Px8e . But in this line , Sente's camp will advance bad formation P-8h . I will show one example moves below , and Gote will get advantage .<br /><br /><div style="text-align: right;">(diagram 3)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/SSnxlTWwQ1I/AAAAAAAABdI/JLd-tylAiuY/s1600-h/kifu-30px-24Nov2008-1h12.png"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/SSnxlTWwQ1I/AAAAAAAABdI/JLd-tylAiuY/s320/kifu-30px-24Nov2008-1h12.png" alt="" id="BLOGGER_PHOTO_ID_5272010461967041362" border="0" /></a><br />12. P-3e Px3e<br />13. Sx3e <span style="font-weight: bold;">P-8f!</span><br />14. Px8f <span style="font-weight: bold;">P*8e!</span><br />15. <span style="font-weight: bold;">P-2d </span> Px2d<br />16. Sx2d Sx2d<br />17. Rx2d P*2c<br />18. R-2h Px8f<br />19. P*8d B*5e<br />20. S*4f B-3c<br />21. N-3g Rx8d<br />22. P*8h S*8g<br />(diagram 3)yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-72270213676764926622008-11-22T13:01:00.008+09:002008-11-22T13:57:27.734+09:00Hayakuri Gin in Ittezon Kakukawari ; part. 1<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi Opening traps</span></span>; <span style="font-weight: bold;"><br /><br />Hayakuri Gin</span> in <span style="font-weight: bold;">Ittezon Kakukawari</span> ; part 1.<br /><br /><div style="text-align: right;">(diagram 1)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/SSeGQQE1BCI/AAAAAAAABcY/rtM-VtrvI6Y/s1600-h/kifu-30px-22Nov2008-5h10.png"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/SSeGQQE1BCI/AAAAAAAABcY/rtM-VtrvI6Y/s320/kifu-30px-22Nov2008-5h10.png" alt="" id="BLOGGER_PHOTO_ID_5271329502611702818" border="0" /></a><br />1.P-7f P-3d<br />2.P-2f G-3b<br />3.P-2e Bx8h+<br />4.Sx8h S-2b<br />5.S-3h S-3c<br />6.P-3f S-6b<br />7.S-3g P-6d<br />8.S-4f S-6c<br />9.S-7g S-5d<br />(diagram 1)<br /><br /><br /><br /><br /><br />In the diagram 1 , Sente has made "<span style="font-weight: bold;">Hayakuri Gin</span>" formation ; S-4f , but if he wants to start attacking with P-3e , he must move K-6h or P-1f before attacking . Why he needs such a move .<br /><br />If he starts attacking 10.P-3e , the game will advance like following moves .<br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_9-4fPD2LhSw/SSeH-unM_FI/AAAAAAAABcg/mdu3xJOastE/s1600-h/kifu-30px-22Nov2008-5h17.png"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/SSeH-unM_FI/AAAAAAAABcg/mdu3xJOastE/s320/kifu-30px-22Nov2008-5h17.png" alt="" id="BLOGGER_PHOTO_ID_5271331400594553938" border="0" /></a><br />10. P-3e? Px3e<br />11. Sx3e P*3d<br />12. P-2d Px2d<br />13. Sx2d Sx2d<br />14. Rx2d B*1e<br />(diagram 2)<br /><br /><br /><br /><br /><br /><br /><br /><br /><br />Then Gote gets a fork on King and Rook . In the diagram 2 , Sente has a lost position .<br />This is because , Sente must move K-6h or P-1f . By these moves , Sente can avoid this line .<br /><br /><br /><div style="text-align: right;">(diagram 3)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://2.bp.blogspot.com/_9-4fPD2LhSw/SSeQnjYGeiI/AAAAAAAABcw/QMmyD2tQs8I/s1600-h/kifu-30px-22Nov2008-5h52.png"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://2.bp.blogspot.com/_9-4fPD2LhSw/SSeQnjYGeiI/AAAAAAAABcw/QMmyD2tQs8I/s320/kifu-30px-22Nov2008-5h52.png" alt="" id="BLOGGER_PHOTO_ID_5271340898046081570" border="0" /></a><br />10. <span style="font-weight: bold;">P-3e?</span> Px3e<br />11. Sx3e P*3d<br />12. <span style="font-weight: bold;">S-4f</span> P-4d<br />(diagram 3)<br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br />In addition to shown above , Sente can avoid this fork on King and Rook by 12.S-4f . But we think this line isn't good . Because Sente has started attacking once , but he gets no effective result but one Pawn in hand . And Gote will get better position with "<span style="font-weight: bold;">Koshikakegin</span>" formation . Sente can't attack any more .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-14373261689804367762008-10-22T10:40:00.004+09:002008-10-22T11:54:09.170+09:00Gokigen Nakabisha . part 1.<span style="font-style: italic;font-size:180%;" ><span style="font-weight: bold;">Shogi Opening Traps </span></span>; Gokigen Nakabisha . part 1.<br /><br /><br /><div style="text-align: right;">(diagram 1)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/SP6MNh-CfbI/AAAAAAAABLQ/SYsyLaLEuns/s1600-h/kifu-30px-22Oct2008-4h09.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/SP6MNh-CfbI/AAAAAAAABLQ/SYsyLaLEuns/s320/kifu-30px-22Oct2008-4h09.jpg" alt="" id="BLOGGER_PHOTO_ID_5259795578900086194" border="0" /></a><br />1. P-7f P-3d<br />2. K-6h<br />(diagram 1)<br /><br /><br /><br /><br /><br /><br />Sente's second move K-6h disturbes Gote's "<span style="font-weight: bold;">Gokigen Nakabisha</span> " . If Gote still tries to select "<span style="font-weight: bold;">Gokigen Nakabisha</span>" with P-5d , the following moves will give Sente an advantage .<br /><br /><br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/SP6OXpCaT_I/AAAAAAAABLY/CprsjwjxKmw/s1600-h/kifu-30px-22Oct2008-4h21.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/SP6OXpCaT_I/AAAAAAAABLY/CprsjwjxKmw/s320/kifu-30px-22Oct2008-4h21.jpg" alt="" id="BLOGGER_PHOTO_ID_5259797951619420146" border="0" /></a><br />2...<span style="font-weight: bold;">P-5d?</span><br />3. Bx2b+! Rx2b<br />4. B*5c S-4b<br />5. B-8f+<br />(diagram 2)<br /><br /><br />In the diagram 2 , Sente has made a promoted Bishop . The difference between Sente's "promoted Bishop" and Gote's Bishop in hand gives Sente an advantage .<br /><br /><br /><br /><br />If Gote selects 3...Sx2b instead of 3...Rx2b , Sente will also get advantage in moves like following .<br /><br />(1)<br />2...<span style="font-weight: bold;">P-5d?</span><br />3. Bx2b+! Sx2b<br />4. B*5c R-5b<br />5. B-8f+<br /><br />or<br /><br />(2)<br />2...<span style="font-weight: bold;">P-5d?</span><br />3. Bx2b+! Sx2b<br />4. B*5c B*4d<br />5. Bx4d+ Px4d<br />6. B*4cyamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-8943862705445813332008-10-09T10:54:00.007+09:002008-12-06T13:58:36.531+09:00Yonteme San-San Kaku , part 1<span style="font-size:180%;"><span style="font-weight: bold;">Shogi Opening Traps</span></span> ; Yonteme San-San Kaku sepou . part 1.<br /><br /><br />The diagram 1 is a variation of "Yonteme San-San Kaku senpou" .<br /><br /><div style="text-align: right;">(diagram 1)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_9-4fPD2LhSw/SO1lq3tcG8I/AAAAAAAABGE/KIWV0wFdR2E/s1600-h/kifu-30px-09Oct2008-3h59.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer;" src="http://3.bp.blogspot.com/_9-4fPD2LhSw/SO1lq3tcG8I/AAAAAAAABGE/KIWV0wFdR2E/s320/kifu-30px-09Oct2008-3h59.jpg" alt="" id="BLOGGER_PHOTO_ID_5254968127394683842" border="0" /></a><br />1. P-7f P-3d<br />2. P-2f B-3c<br />3. Bx3c+ Nx3c<br />4. G-7h<br />(diagram 1)<br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br />The move 4.G-7h prevents Gote's "Oni goroshi Mukai Bisha" ; 4...R-2b .<br />If Gote moves 4...R-2b Sente can get advantage by following moves .<br /><br /><div style="text-align: right;">(diagram 2)<br /></div><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://2.bp.blogspot.com/_9-4fPD2LhSw/SO1pdGk2LiI/AAAAAAAABGU/UKyrgbqwtE4/s1600-h/kifu-30px-09Oct2008-4h08.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer;" src="http://2.bp.blogspot.com/_9-4fPD2LhSw/SO1pdGk2LiI/AAAAAAAABGU/UKyrgbqwtE4/s320/kifu-30px-09Oct2008-4h08.jpg" alt="" id="BLOGGER_PHOTO_ID_5254972288913518114" border="0" /></a><br />4...R-2b<br />5. B*6e N-4e<br />6. S-4h B*5e<br />7. S-8h<br />(diagram 2)<br /><br /><br /><br />In the diagram 2 , Sente have got advantages .<br /><ol><li> Gote can not promote his Bishop</li><li>It is difficult for Gote to protect his Knight at 4e</li><li>Gote can not prevent Sente's Bishop promotion in both 8c and 4c<br /></li></ol>If Sente moves P-2e instead of 4.G-7h , Gote can get advantage by same moves .<br /><br /><br />In the diagram 1 , Gote should move G-3b or R-4b .yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0tag:blogger.com,1999:blog-1419076343863053617.post-74653253937467978042008-05-23T22:21:00.009+09:002009-04-25T10:46:19.680+09:00Aigakari , part 1.<span style="font-size:180%;"><span style="font-weight: bold; font-style: italic;">Shogi Opening trap</span></span><span style="font-weight: bold;">; </span><strong>Aigakari </strong> part 1. <div align="left"><br />(diagram 1)<br /><img id="BLOGGER_PHOTO_ID_5203563452753813506" style="margin: 0px 10px 10px 0px; float: left;" alt="" src="http://4.bp.blogspot.com/_9-4fPD2LhSw/SDbFY_-YoAI/AAAAAAAAADA/ZKqSogehgd0/s320/kifu-60px-23May2008-15h16.jpg" border="0" /><br />" Aigakari " opening starts with both player's pushing Rook's Pawn .<br /><br /><br />1. P-2f P-8d<br />2. P-2e P-8e<br />(diagram 1)<br /><br /><br />When a beginner player sees diagram 1 as black , he might think white's Bishop's head (2c square ) is very weak and easily breakable .<br /><br />But almost all advanced players move "3. G-7h " .<br />Why they don't move " 3. P-2c " ? </div><br /><br /><br /><br /><div style="text-align: right;">(diagram 2)<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_9-4fPD2LhSw/SV4oG4L9vtI/AAAAAAAABrQ/rrfSjOq39eo/s1600-h/kifu-30px-02Jan2009-15h42.png"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 282px;" src="http://1.bp.blogspot.com/_9-4fPD2LhSw/SV4oG4L9vtI/AAAAAAAABrQ/rrfSjOq39eo/s320/kifu-30px-02Jan2009-15h42.png" alt="" id="BLOGGER_PHOTO_ID_5286707111206436562" border="0" /></a></div>3. P-2d? Px2d<br />4. Rx2d P-8f<br />5. Px8f P*8g<br />6. P*2c Px8h+<br />7. Sx8h B*3e<br />8. R-2h Bx5g+<br />9. Px2b+ Rx2b<br />10. P*2c R-1b<br />11. B*2b P*2d<br />12. Bx1a+ Rx1a<br />13. Lx2g B*4e<br />14. Lx2d P*2g<br /><br /><br /><br /><br /><br />After diagram 1 , Gote will get a great advantage with moves shown above .<br />There are some variations in the moves .<br /><br />(1)5.P*2c instead of Px8f<br />5. P*2c Px8g+<br />6. Px2b+ Sx2b<br />Gote will get advantage .<br /><br /><br />(2)8.Px2b+ instead of 8.R-2h<br />8. Px2b+?? Bx2d<br />Gote gets a great advantage .<br /><br />(3)9...Sx2b instead of 9...Rx2b<br />9...Sx2b ??<br />10. B*4e R-6b<br />11. P*5b!!<br />Sente gets a great advantage .<br /><div align="left"></div><div align="left"></div>yamajunnhttp://www.blogger.com/profile/18440916537422231229noreply@blogger.com0