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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Rc4 win in 3 half-moves
3 Kb7 draw
4 Kb8 draw
5 Kc4 draw
6 Kc6 draw
7 Kc8 draw
8 Kd6 draw
9 Kd7 draw
10 Kd8 draw
11 Ke4 draw
12 Ra2 draw
13 Ra7 draw
14 Rb4 draw
15 Kc3 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Ke3 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Ra1 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Ra6 loss in 2 half-moves
25 Ra8 loss in 2 half-moves