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

EGTB: win in 4 half-moves

# move score
1 K7b7 win in 3 half-moves
2 K8b7 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 K8d7 win in 5 half-moves
5 Ra8 win in 5 half-moves
6 K7d7 draw
7 K8b8 draw
8 K8d8 draw
9 Ra1 draw
10 Ra2 draw
11 Ra3 draw
12 Ra4 draw
13 K7b8 loss in 2 half-moves
14 K7d8 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Ra6 loss in 2 half-moves