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