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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Rh8 win in 3 half-moves
3 Rb1 draw
4 Rc1 draw
5 Rd1 draw
6 Rf1 draw
7 Rh4 draw
8 Rh5 draw
9 Rh6 draw
10 Ka7 loss in 2 half-moves
11 Ka8 loss in 2 half-moves
12 Kbb7 loss in 2 half-moves
13 Kbc7 loss in 2 half-moves
14 Kcb7 loss in 2 half-moves
15 Kcc7 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh2 loss in 2 half-moves
22 Rh3 loss in 2 half-moves