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

EGTB: win in 4 half-moves

# move score
1 Rh6 win in 3 half-moves
2 Kc4 draw
3 Kc5 draw
4 Kc6 draw
5 Kd6 draw
6 Ke5 draw
7 Ke6 draw
8 Kg6 draw
9 Kg7 draw
10 Kg8 draw
11 Kh6 draw
12 Kh8 draw
13 Rh4 draw
14 Kd4 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Re5 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Rh3 loss in 2 half-moves