Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kg2 win in 3 half-moves
2 Rg2 win in 3 half-moves
3 Khg4 win in 7 half-moves
4 Rh1 win in 7 half-moves
5 Kgg4 draw
6 Khh3 draw
7 Rb1 draw
8 Kf2 loss in 2 half-moves
9 Kf3 loss in 2 half-moves
10 Kf4 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Kgh3 loss in 2 half-moves
13 Kh2 loss in 2 half-moves
14 Kh5 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Rc1 loss in 2 half-moves
17 Rd1 loss in 2 half-moves
18 Re1 loss in 2 half-moves
19 Rf1 loss in 2 half-moves