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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kb6 win in 3 half-moves
3 Kc4 win in 3 half-moves
4 Rb4 win in 3 half-moves
5 Rb6 win in 3 half-moves
6 Ka7 win in 5 half-moves
7 Ka8 win in 5 half-moves
8 Kb7 win in 5 half-moves
9 Kd5 win in 5 half-moves
10 Rb1 win in 5 half-moves
11 Rb3 win in 5 half-moves
12 Ra5 win in 9 half-moves
13 Kb4 draw
14 Kd4 draw
15 Kc6 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Kc8 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Rb7 loss in 2 half-moves