Shogi School
White can block the check with N1c.
S2a
K6i
K5g
1.G*3b 2.Kx3b 3.R4b+
1.Sx1d+ 2.Kx1d 3.L*1e
P2b
White can’t take the Rook on 1a because of the Bishop on 3a.
K7h
K5i