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

EGTB: win in 2 half-moves

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