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

EGTB: win in 2 half-moves

# move score
1 Rf7 win in 1 half-moves
2 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kc6 draw
6 Kc7 draw
7 Kg7 draw
8 Kh5 draw
9 Kh7 draw
10 Ra7 draw
11 Rb8 draw
12 Rh7 draw
13 Kb5 loss in 2 half-moves
14 Kc5 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rg7 loss in 2 half-moves