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

EGTB: win in 2 half-moves

# move score
1 Rd4 win in 1 half-moves
2 Kf5 draw
3 Kh5 draw
4 Ra2 draw
5 Ra5 draw
6 Ra6 draw
7 Ra7 draw
8 Rb4 draw
9 Rc4 draw
10 Re4 draw
11 Kg6 loss in 6 half-moves
12 Kf6 loss in 4 half-moves
13 Kh6 loss in 4 half-moves
14 Kf4 loss in 2 half-moves
15 Kg4 loss in 2 half-moves
16 Kh4 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Rf4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves
22 Ra8 loss in 1 half-moves