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 Kd5 win in 7 half-moves
4 Ra8 win in 7 half-moves
5 Rb5 win in 9 half-moves
6 Ka8 win in 11 half-moves
7 Kc7 win in 11 half-moves
8 Kc8 win in 11 half-moves
9 Kb5 win in 13 half-moves
10 Ra1 draw
11 Kb4 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kc6 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves