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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Kc7 win in 7 half-moves
5 Kb4 win in 9 half-moves
6 Kc4 win in 9 half-moves
7 Kcc6 draw
8 Kcd6 draw
9 Kd4 draw
10 Kd5 draw
11 Ke8 draw
12 Ra1 draw
13 Ra5 draw
14 Rc7 draw
15 Kc8 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Kdc6 loss in 2 half-moves
18 Kdd6 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Ra4 loss in 2 half-moves
24 Ra6 loss in 2 half-moves
25 Ra8 loss in 2 half-moves