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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kd5 win in 1 half-moves
3 Ra3 win in 1 half-moves
4 Kd6 win in 3 half-moves
5 Rb3 win in 3 half-moves
6 Rc2 win in 3 half-moves
7 Rc1 win in 5 half-moves
8 Kb6 draw
9 Ke3 draw
10 Rc5 draw
11 Kb7 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Kc7 loss in 2 half-moves
15 Kd2 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Rc4 loss in 2 half-moves
21 Kc5 loss in 1 half-moves