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

EGTB: win in 4 half-moves

# move score
1 K7b8 win in 3 half-moves
2 K8b7 win in 3 half-moves
3 K8b8 win in 3 half-moves
4 Kb6 win in 3 half-moves
5 Rb8 win in 3 half-moves
6 Kc6 win in 7 half-moves
7 K7b7 draw
8 Ra1 draw
9 Ra2 draw
10 Ra3 draw
11 Ra7 draw
12 K7d7 loss in 2 half-moves
13 K7d8 loss in 2 half-moves
14 K8d7 loss in 2 half-moves
15 K8d8 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Ra4 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves