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 Kf5 draw
3 Kf6 draw
4 Kf7 draw
5 Kg5 draw
6 Kg8 draw
7 Kgg7 draw
8 Kgh6 draw
9 Kh5 draw
10 Kh8 draw
11 Khg7 draw
12 Khh6 draw
13 Rd1 draw
14 Rd5 draw
15 Rd6 draw
16 Rd8 draw
17 Re7 draw
18 Rg7 draw
19 Ra7 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rd2 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Rd4 loss in 2 half-moves