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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Kd8 draw
3 Rb4 loss in 12 half-moves
4 Ra1 loss in 10 half-moves
5 Ra2 loss in 10 half-moves
6 Ra3 loss in 10 half-moves
7 Ra5 loss in 10 half-moves
8 Kc6 loss in 8 half-moves
9 Kb6 loss in 6 half-moves
10 Kb7 loss in 6 half-moves
11 Kb8 loss in 6 half-moves
12 Kc8 loss in 6 half-moves
13 Ra7 loss in 6 half-moves
14 Rc4 loss in 4 half-moves
15 Rd4 loss in 4 half-moves
16 Kd6 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rf4 loss in 2 half-moves
22 Rg4 loss in 2 half-moves