Shogi problem.

<shogi-board header="true" black="Sente" white="Gote" kif="position sfen lnsgkgsnl/1r5b1/ppppppppp/9/9/9/PPPPPPPPP/1B5R1/LNSGKGSNL b - 1 moves 2g2f 3c3d 7g7f 8c8d 2f2e 8d8e 6i7h 4a3b 2e2d 2c2d 2h2d 8e8f 8g8f 8b8f 2d3d 2b8h+ 7i8h P*2h B*7g 8f7f 3i2h P*2g 2h2g B*4e 3d2d P*2c 2d2e 2a3c 7g3c+ 3b3c 8h7g 7f7e 2g3f 4e3f 2e7e 3f4g+ P*4h 4g2i N*4e B*2g 4e5c 5a4b 5c6a+ 2g4i+ 5i4i N*4f" board="paper" viewpoint="black" turn="46" ki2="▲２六歩△３四歩▲７六歩△８四歩▲２五歩△８五歩▲７八金△３二金▲２四歩△同　歩▲同　飛△８六歩▲同　歩△同　飛▲３四飛△８八角成▲同　銀△２八歩▲７七角△７六飛▲２八銀△２七歩▲同　銀△４五角▲２四飛△２三歩▲２五飛△３三桂▲同角成△同　金▲７七銀△７五飛▲３六銀△同　角▲７五飛△４七角成▲４八歩△２九馬▲４五桂△２七角▲５三桂不成△４二玉▲６一桂成△４九角成▲同　玉△４六桂"></shogi-board>

<shogi-board header="true" black="Sente" white="Gote" kif="position sfen lnsgkgsnl/1r5b1/ppppppppp/9/9/9/PPPPPPPPP/1B5R1/LNSGKGSNL b - 1 moves 2g2f 3c3d 7g7f 8c8d 2f2e 8d8e 6i7h 4a3b 2e2d 2c2d 2h2d 8e8f 8g8f 8b8f 2d3d 2b8h+ 7i8h P*2h B*7g 8f7f 3i2h P*2g 2h2g B*4e 3d2d P*2c 2d2e 2a3c 7g3c+ 3b3c 8h7g 7f7e 2g3f 4e3f 2e7e 3f4g+ P*4h 4g2i N*4e B*2g 4e5c 5a4b 5c6a+ 2g4i+ 5i4i N*4f 7h6h P*5h 6h5h G*6i" board="paper" viewpoint="black" turn="50" ki2="▲２六歩△３四歩▲７六歩△８四歩▲２五歩△８五歩▲７八金△３二金▲２四歩△同　歩▲同　飛△８六歩▲同　歩△同　飛▲３四飛△８八角成▲同　銀△２八歩▲７七角△７六飛▲２八銀△２七歩▲同　銀△４五角▲２四飛△２三歩▲２五飛△３三桂▲同角成△同　金▲７七銀△７五飛▲３六銀△同　角▲７五飛△４七角成▲４八歩△２九馬▲４五桂△２七角▲５三桂不成△４二玉▲６一桂成△４九角成▲同　玉△４六桂▲６八金△５八歩▲同　金△６九金"></shogi-board>

<shogi-board header="true" black="Sente" white="Gote" kif="position sfen lnsgk1sn+B/6g2/p1pppp2p/6R2/9/2P6/P2PPPP1P/2G6/LN2KG+p1L b RL3Pb2snp 1 moves 4i3i B*2e 3d3b+ 3a3b R*5e 2e4g+ 5e5c+ 6a5b G*4b 5a6a 5c5b" board="paper" viewpoint="black" turn="11" ki2="▲３九金△２五角▲３二飛成△同　銀▲５五飛△４七角成▲５三飛成△５二金▲４二金△６一玉▲５二龍"></shogi-board>

<shogi-board header="true" black="Sente" white="Gote" kif="position sfen lnsgk1sn+B/6g2/p1pppp2p/6R2/9/2P6/P2PPPP1P/2G6/LN2KG+p1L b RL3Pb2snp 1 moves 4i3i B*2e 3d2d 2e4g+ 3i4h 4g4f 2d2a+ S*4g" board="paper" viewpoint="black" turn="8" ki2="▲３九金△２五角▲２四飛△４七角成▲４八金△４六馬▲２一飛成△４七銀"></shogi-board>

<shogi-board header="true" black="Sente" white="Gote" kif="position sfen lnsgkgsnl/1r5b1/ppppppppp/9/9/9/PPPPPPPPP/1B5R1/LNSGKGSNL b - 1 moves 2g2f 3c3d 7g7f 8c8d 2f2e 8d8e 6i7h 4a3b 2e2d 2c2d 2h2d 8e8f 8g8f 8b8f 2d3d 2b8h+ 7i8h P*2h B*7g 8f7f 3i2h P*2g 2h2g B*4e 3d2d P*2c 2d2e 2a3c 7g3c+ 3b3c 8h7g 7f7e 2g3f 4e3f 2e7e 3f4g+ P*4h 4g2i N*4e B*2g 4e5c 5a4b 5c6a+ 2g4i+ 5i4i N*4f B*6i S*6h" board="paper" viewpoint="black" turn="48" ki2="▲２六歩△３四歩▲７六歩△８四歩▲２五歩△８五歩▲７八金△３二金▲２四歩△同　歩▲同　飛△８六歩▲同　歩△同　飛▲３四飛△８八角成▲同　銀△２八歩▲７七角△７六飛▲２八銀△２七歩▲同　銀△４五角▲２四飛△２三歩▲２五飛△３三桂▲同角成△同　金▲７七銀△７五飛▲３六銀△同　角▲７五飛△４七角成▲４八歩△２九馬▲４五桂△２七角▲５三桂不成△４二玉▲６一桂成△４九角成▲同　玉△４六桂▲６九角△６八銀"></shogi-board>

<shogi-board header="true" black="Sente" white="Gote" kif="position sfen lnsgk1sn+B/6g2/p1pppp2p/6R2/9/2P6/P2PPPP1P/2G6/LN2KG+p1L b RL3Pb2snp 1 moves 4i3i B*2e" board="paper" viewpoint="black" turn="2" ki2="▲３九金△２五角"></shogi-board>

<shogi-board header="true" black="Sente" white="Gote" kif="position sfen lnsgk1sn+B/6g2/p1pppp2p/6R2/9/2P6/P2PPPP1P/2G6/LN2KG+p1L b RL3Pb2snp 1 moves 4i3i B*2e 3d3b+ 3a3b R*5e" board="paper" viewpoint="black" turn="5" ki2="▲３九金△２五角▲３二飛成△同　銀▲５五飛"></shogi-board>

<shogi-board header="true" black="Sente" white="Gote" kif="position sfen lnsgkgsnl/1r5b1/ppppppppp/9/9/9/PPPPPPPPP/1B5R1/LNSGKGSNL b - 1 moves 2g2f 3c3d 7g7f 8c8d 2f2e 8d8e 6i7h 4a3b 2e2d 2c2d 2h2d 8e8f 8g8f 8b8f 2d3d 2b8h+ 7i8h P*2h B*7g 8f7f 3i2h P*2g 2h2g B*4e 3d2d P*2c 2d2e 2a3c 7g3c+ 3b3c 8h7g 7f7e 2g3f 4e3f 2e7e 3f4g+ P*4h 4g2i N*4e B*2g 4e5c 5a4b 5c6a+ 2g4i+ 5i4i N*4f B*5h" board="paper" viewpoint="black" turn="47" ki2="▲２六歩△３四歩▲７六歩△８四歩▲２五歩△８五歩▲７八金△３二金▲２四歩△同　歩▲同　飛△８六歩▲同　歩△同　飛▲３四飛△８八角成▲同　銀△２八歩▲７七角△７六飛▲２八銀△２七歩▲同　銀△４五角▲２四飛△２三歩▲２五飛△３三桂▲同角成△同　金▲７七銀△７五飛▲３六銀△同　角▲７五飛△４七角成▲４八歩△２九馬▲４五桂△２七角▲５三桂不成△４二玉▲６一桂成△４九角成▲同　玉△４六桂▲５八角"></shogi-board>

自作次の１手

<shogi-board header="true" black="先手" white="後手" kif="position sfen lnsgkgsnl/1r5b1/ppppppppp/9/9/9/PPPPPPPPP/1B5R1/LNSGKGSNL b - 1 moves 2g2f 3c3d 7g7f 8c8d 2f2e 8d8e 6i7h 4a3b 2e2d 2c2d 2h2d 8e8f 8g8f 8b8f 2d3d 2b8h+ 7i8h P*2h B*7g 8f7f 3i2h P*2g 2h2g B*4e 3d2d P*2c 2d2e 2a3c 7g3c+ 3b3c 8h7g 7f7e 2g3f 4e3f 2e7e 3f4g+ P*4h 4g2i N*4e B*2g 4e5c 5a4b 5c6a+ 2g4i+ 5i4i N*4f B*6i S*6h" board="paper" viewpoint="black" turn="48" ki2="▲２六歩△３四歩▲７六歩△８四歩▲２五歩△８五歩▲７八金△３二金▲２四歩△同　歩▲同　飛△８六歩▲同　歩△同　飛▲３四飛△８八角成▲同　銀△２八歩▲７七角△７六飛▲２八銀△２七歩▲同　銀△４五角▲２四飛△２三歩▲２五飛△３三桂▲同角成△同　金▲７七銀△７五飛▲３六銀△同　角▲７五飛△４七角成▲４八歩△２九馬▲４五桂△２七角▲５三桂不成△４二玉▲６一桂成△４九角成▲同　玉△４六桂▲６九角△６八銀"></shogi-board>

<shogi-board header="true" black="先手" white="後手" kif="position sfen lnsgkgsnl/1r5b1/ppppppppp/9/9/9/PPPPPPPPP/1B5R1/LNSGKGSNL b - 1 moves 2g2f 3c3d 7g7f 8c8d 2f2e 8d8e 6i7h 4a3b 2e2d 2c2d 2h2d 8e8f 8g8f 8b8f 2d3d 2b8h+ 7i8h P*2h B*7g 8f7f 3i2h P*2g 2h2g B*4e 3d2d P*2c 2d2e 2a3c 7g3c+ 3b3c 8h7g 7f7e 2g3f 4e3f 2e7e 3f4g+ P*4h 4g2i N*4e B*2g 4e5c 5a4b 5c6a+ 2g4i+ 5i4i N*4f 7h6h P*5h 6h5h G*6i" board="paper" viewpoint="black" turn="50" ki2="▲２六歩△３四歩▲７六歩△８四歩▲２五歩△８五歩▲７八金△３二金▲２四歩△同　歩▲同　飛△８六歩▲同　歩△同　飛▲３四飛△８八角成▲同　銀△２八歩▲７七角△７六飛▲２八銀△２七歩▲同　銀△４五角▲２四飛△２三歩▲２五飛△３三桂▲同角成△同　金▲７七銀△７五飛▲３六銀△同　角▲７五飛△４七角成▲４八歩△２九馬▲４五桂△２七角▲５三桂不成△４二玉▲６一桂成△４九角成▲同　玉△４六桂▲６八金△５八歩▲同　金△６九金"></shogi-board>

<shogi-board header="true" black="先手" white="後手" kif="position sfen lnsgkgsnl/1r5b1/ppppppppp/9/9/9/PPPPPPPPP/1B5R1/LNSGKGSNL b - 1 moves 2g2f 3c3d 7g7f 8c8d 2f2e 8d8e 6i7h 4a3b 2e2d 2c2d 2h2d 8e8f 8g8f 8b8f 2d3d 2b8h+ 7i8h P*2h B*7g 8f7f 3i2h P*2g 2h2g B*4e 3d2d P*2c 2d2e 2a3c 7g3c+ 3b3c 8h7g 7f7e 2g3f 4e3f 2e7e 3f4g+ P*4h 4g2i N*4e B*2g 4e5c 5a4b 5c6a+ 2g4i+ 5i4i N*4f" board="paper" viewpoint="black" turn="46" ki2="▲２六歩△３四歩▲７六歩△８四歩▲２五歩△８五歩▲７八金△３二金▲２四歩△同　歩▲同　飛△８六歩▲同　歩△同　飛▲３四飛△８八角成▲同　銀△２八歩▲７七角△７六飛▲２八銀△２七歩▲同　銀△４五角▲２四飛△２三歩▲２五飛△３三桂▲同角成△同　金▲７七銀△７五飛▲３六銀△同　角▲７五飛△４七角成▲４八歩△２九馬▲４五桂△２七角▲５三桂不成△４二玉▲６一桂成△４九角成▲同　玉△４六桂"></shogi-board>

<shogi-board header="true" black="先手" white="後手" kif="position sfen lnsgkgsnl/1r5b1/ppppppppp/9/9/9/PPPPPPPPP/1B5R1/LNSGKGSNL b - 1 moves 2g2f 3c3d 7g7f 8c8d 2f2e 8d8e 6i7h 4a3b 2e2d 2c2d 2h2d 8e8f 8g8f 8b8f 2d3d 2b8h+ 7i8h P*2h B*7g 8f7f 3i2h P*2g 2h2g B*4e 3d2d P*2c 2d2e 2a3c 7g3c+ 3b3c 8h7g 7f7e 2g3f 4e3f 2e7e 3f4g+ P*4h 4g2i N*4e B*2g 4e5c 5a4b 5c6a+ 2g4i+ 5i4i N*4f B*5h" board="paper" viewpoint="black" turn="47" ki2="▲２六歩△３四歩▲７六歩△８四歩▲２五歩△８五歩▲７八金△３二金▲２四歩△同　歩▲同　飛△８六歩▲同　歩△同　飛▲３四飛△８八角成▲同　銀△２八歩▲７七角△７六飛▲２八銀△２七歩▲同　銀△４五角▲２四飛△２三歩▲２五飛△３三桂▲同角成△同　金▲７七銀△７五飛▲３六銀△同　角▲７五飛△４七角成▲４八歩△２九馬▲４五桂△２七角▲５三桂不成△４二玉▲６一桂成△４九角成▲同　玉△４六桂▲５八角"></shogi-board>