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