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

EGTB: win in 6 half-moves

# move score
1 Ka7 win in 5 half-moves
2 Kb7 win in 5 half-moves
3 Kb8 win in 5 half-moves
4 Ra5 win in 5 half-moves
5 Kc5 win in 7 half-moves
6 Rb1 draw
7 Rc5 draw
8 Kc4 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kd4 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves