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 3 half-moves
3 Ka7 win in 3 half-moves
4 Ka8 win in 3 half-moves
5 Kb8 win in 3 half-moves
6 Kc6 win in 3 half-moves
7 Kc7 win in 3 half-moves
8 Kc8 win in 3 half-moves
9 Kd3 win in 3 half-moves
10 Kb6 win in 5 half-moves
11 Ra3 win in 5 half-moves
12 Kb2 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kc2 loss in 2 half-moves
15 Kc4 loss in 2 half-moves
16 Kd2 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb5 loss in 2 half-moves
21 Rb6 loss in 2 half-moves