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 Ka2 draw
3 Ka3 draw
4 Kb2 draw
5 Kb4 draw
6 Kc2 draw
7 Kc3 draw
8 Kc4 draw
9 Ra8 draw
10 Rb4 draw
11 Rc4 draw
12 Ra3 loss in 14 half-moves
13 Ra1 loss in 2 half-moves
14 Ra2 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves