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