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