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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Kc6 draw
3 Kd6 draw
4 Ke5 draw
5 Ke6 draw
6 Kf5 draw
7 Kf6 draw
8 Kf7 draw
9 Kg5 draw
10 Kg7 draw
11 Kh5 draw
12 Kh6 draw
13 Kh7 draw
14 Ra6 draw
15 Ra7 draw
16 Ra8 draw
17 Kc4 loss in 2 half-moves
18 Kc5 loss in 2 half-moves
19 Kd4 loss in 2 half-moves
20 Ke4 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Ra3 loss in 2 half-moves
24 Ra4 loss in 2 half-moves
25 Rc5 loss in 2 half-moves