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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Ra7 draw
6 Rd4 draw
7 Re4 draw
8 Rf4 draw
9 Rg4 draw
10 Rh4 draw
11 K7c8 loss in 2 half-moves
12 K7e8 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 K7c7 loss in 1 half-moves
17 K7e7 loss in 1 half-moves
18 K8c7 loss in 1 half-moves
19 K8c8 loss in 1 half-moves
20 K8e7 loss in 1 half-moves
21 K8e8 loss in 1 half-moves
22 Ra5 loss in 1 half-moves
23 Ra6 loss in 1 half-moves
24 Ra8 loss in 1 half-moves
25 Rc4 loss in 1 half-moves