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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Kb7 win in 1 half-moves
4 Kd7 win in 1 half-moves
5 Rb1 win in 1 half-moves
6 Rc2 win in 1 half-moves
7 Rc3 win in 1 half-moves
8 Rc4 win in 1 half-moves
9 Kc5 loss in 2 half-moves
10 Kd5 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Ra1 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rg1 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Kc7 loss in 1 half-moves