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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Kc3 draw
3 Kc4 draw
4 Kc5 draw
5 Kd3 draw
6 Kd5 draw
7 Ke3 draw
8 Ke4 draw
9 Ke5 draw
10 Kg1 draw
11 Kg2 draw
12 Kg3 draw
13 Kh1 draw
14 Kh3 draw
15 Rh5 draw
16 Rh6 draw
17 Re4 loss in 2 half-moves
18 Rf4 loss in 2 half-moves
19 Rg4 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Rh8 loss in 2 half-moves