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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Ka6 win in 5 half-moves
3 Kb7 win in 5 half-moves
4 Kb8 win in 5 half-moves
5 Kd5 win in 5 half-moves
6 Ra5 win in 5 half-moves
7 Ka8 win in 7 half-moves
8 Kab6 draw
9 Kb4 loss in 2 half-moves
10 Kc4 loss in 2 half-moves
11 Kc6 loss in 2 half-moves
12 Kcb6 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kd6 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