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 Kb5 draw
3 Ra8 draw
4 Rb4 draw
5 Rd4 draw
6 Kb4 loss in 10 half-moves
7 Kb6 loss in 10 half-moves
8 Rc4 loss in 6 half-moves
9 Kc4 loss in 4 half-moves
10 Kc6 loss in 4 half-moves
11 Ra5 loss in 4 half-moves
12 Kd4 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ra1 loss in 2 half-moves
16 Ra2 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra7 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