Solution
1.P7e
if 2.Px7e, 3.P*7d. if 2.G6c, 3.P*6d
1.P7e
if 2.Px7e, 3.P*7d. if 2.G6c, 3.P*6d
1.P*6c
if 2.S5a, 3.P*5b
1.P*7d
if 2.Sx7d, B*7b
1.P*7b
if 2.P7d, 3.P7a+ 4.N7c 5.+P7b
1.P*9c
if 2.Lx9c, 3.N8e. if 2.Nx9c, 3.Lx9d
1.P*5d
if 2.S5c-x5d, 3.Sx5e
Black can’t play 1.Sx5e because of 2.P*5d
1.P*3d
if 2.Gx3d, 3.R4c+ if 2.B2b, 3.P*2c
1.P*2b
if 2.Rx2b, 3.P3c+
1.P*3d
if White plays 2.Sx3d(Gx3d), Black will play 3.P*3e
1.B*6a
putting Bishop like 1.B*6a is a common tactic in Bishop Exchange.
1.B*6a threatens S*8c and Bx4c+ Gx4c Rx2c+