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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Kf8 draw
3 Kg5 draw
4 Kg6 draw
5 Kgg7 draw
6 Kgh7 draw
7 Kh5 draw
8 Kh8 draw
9 Khg7 draw
10 Khh7 draw
11 Ra3 draw
12 Ra8 draw
13 Rb7 draw
14 Rg7 draw
15 Rh7 draw
16 Kf7 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra5 loss in 2 half-moves
21 Ra6 loss in 2 half-moves
22 Rc7 loss in 2 half-moves
23 Rd7 loss in 2 half-moves
24 Re7 loss in 2 half-moves