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 K8a7 draw
3 Ra1 draw
4 Ra2 draw
5 Ra3 draw
6 Ra5 draw
7 Rb4 draw
8 Rf4 draw
9 K6a7 loss in 2 half-moves
10 K6b7 loss in 2 half-moves
11 K8b7 loss in 2 half-moves
12 Kb5 loss in 2 half-moves
13 Kb6 loss in 2 half-moves
14 Kb8 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Re4 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rh4 loss in 2 half-moves