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 Ka5 draw
3 Kb6 draw
4 Kc5 draw
5 Kc6 draw
6 Ra7 draw
7 Rb4 draw
8 Rf4 draw
9 Ra5 loss in 12 half-moves
10 Ra8 loss in 10 half-moves
11 Ka6 loss in 8 half-moves
12 Kb4 loss in 2 half-moves
13 Kc4 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves