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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Ra7 draw
6 Ka8 loss in 2 half-moves
7 Kb5 loss in 2 half-moves
8 Kc5 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kc8 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Ra5 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 K6a7 loss in 1 half-moves
15 K6b7 loss in 1 half-moves
16 K6c7 loss in 1 half-moves
17 K8a7 loss in 1 half-moves
18 K8b7 loss in 1 half-moves
19 K8c7 loss in 1 half-moves