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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 Kf3 draw
3 Kf4 draw
4 Kg3 draw
5 Kh3 draw
6 Ra1 draw
7 Ra2 draw
8 Ra3 draw
9 Ra5 draw
10 Kh4 loss in 6 half-moves
11 Kh5 loss in 6 half-moves
12 Kf5 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves