Solution
1.P2d
if 2.Px2d, 3.P*2b
1.P2d
if 2.Px2d, 3.P*2b
1.B*6a
if 2.G5b-6b, 3.B4c+. if2.G7b-6b, 3.Bx8c+.
1.B*6e
if 2.B*5d, 2.Bx5d 3.Px5d 4.P5e 5.Px5e 6.B*6e 7.B*4c 8.Bx4c+ 9.Kx4c 10.B*6e.
1.Bx5c+
if 2.Gx5c, 3.N6e 4.G4c 5.Nx7c+
1.P*3d
if 2.Sx3d, 3.B*7a
1.P*5d
if 2.Sx5d, 3.P*5e.
1.P*3c
if 2.Bx3c, 3.Rx2a+. if 2.Gx3c, 3.P*2c
1.B*4e
1.B4e threatens Bx6c+ and Bx2c+
1.G6h
the Promoted Bishop is trapped.
1.P*7c
if 2.Sx7c, 3.Rx8c+. if 2.Nx7c, 3.P*7d