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

EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Kg4 draw
3 Kg6 draw
4 Kg7 draw
5 Kg8 draw
6 Kh4 draw
7 Kh5 draw
8 Kh6 draw
9 Kh7 draw
10 Ra7 draw
11 Re1 draw
12 Re8 draw
13 Rf7 draw
14 Rg7 draw
15 Kf4 loss in 2 half-moves
16 Kf5 loss in 2 half-moves
17 Kf6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Re3 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Re6 loss in 2 half-moves