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 Kc5 win in 1 half-moves
3 Kd5 win in 1 half-moves
4 Rb1 win in 1 half-moves
5 Rb2 win in 1 half-moves
6 Rb3 win in 1 half-moves
7 Rb4 win in 1 half-moves
8 Rb5 win in 1 half-moves
9 Rf7 win in 1 half-moves
10 Rc7 draw
11 Rd7 draw
12 Kb6 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves
21 Rh7 loss in 2 half-moves