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

EGTB: win in 4 half-moves

# move score
1 K6b7 win in 3 half-moves
2 K6d7 win in 5 half-moves
3 Kb6 win in 5 half-moves
4 Kb8 win in 5 half-moves
5 K6c7 win in 7 half-moves
6 K8b7 draw
7 K8c7 draw
8 K8d7 draw
9 Kd6 draw
10 Kd8 draw
11 Ra1 draw
12 Ra7 draw
13 Ra8 draw
14 Rb6 draw
15 Kb5 loss in 2 half-moves
16 Kc5 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Ra4 loss in 2 half-moves
21 Ra5 loss in 2 half-moves