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Solution
1.P*3d
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if 2.Sx3d, 3.B*7a
向かい飛車
1.P*3d
if 2.Sx3d, 3.B*7a
1.B*4
if 2.S7c, 3.P3f
1.Nx5c+
if 2.Sx5c, 3.B*5e
1.P*6c
if 2.Sx6c, 3.Bx7c+
1.B3a+
if 2.Gx3a, 3.Rx8b+
1.P*7b
if 2.P7d, 3.P7a+ 4.N7c 5.+P7b
1.B*7a
if 2.R7b, 3.Rx8d 4.Rx7a 5.R8b+. if 2.R8c, 3.B6b+
1.B*9f
if White plays 2.B*9b, Black will play 3.P7e