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