Shogi School
White can’t play Px2d because of the Bishop on 3d
1.N1a+ 2.Kx1a 3.R4a+ 4.K1b 5.+R2a 6.K1c 7.+R2b
1.B4b+
S7g
N6g
1.S*2b 2.Gx2b 3.G*4b
1.R3a+
G7h
K7g
1.R4a+