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