Solution
1.P1a+ 2.Kx2b 3.G*2a
1.P1a+ 2.Kx2b 3.G*2a
1.G*1a 2.Kx1a 3.R3a+ 4.K1b 5.+R2a
1.B4a+
1.R3b+ 2.Kx3b 3.B3c+
1.N*2d 2.Px2d 3.S*2c
1.G*1d 2.Kx1b 3.B2d+
1.R*1a 2.L*1b 3.N*2e
1.B3c+ 2.Nx3c 3.N*3d 4.K3b 5.N2b+ 6.K4b 7.R3a+
1.G*2b 2.Kx1c 3.G1b 4.Kx1b 5.S*1c 6.Kx1c 7.B*3a 8.K1b 9.B2b+
1.S*2c 2.Nx2c 3.S*3a 4.K1b 5.+Rx3b 6.Bx3b 7.G*2b