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

EGTB: win in 4 half-moves

# move score
1 Rf5 win in 3 half-moves
2 Kd3 draw
3 Kd4 draw
4 Kd5 draw
5 Kee5 draw
6 Kef5 draw
7 Kff5 draw
8 Ra8 draw
9 Re8 draw
10 Rf6 draw
11 Rf7 draw
12 Kee3 loss in 2 half-moves
13 Kef3 loss in 2 half-moves
14 Kfe3 loss in 2 half-moves
15 Kfe5 loss in 2 half-moves
16 Kff3 loss in 2 half-moves
17 Kg3 loss in 2 half-moves
18 Kg4 loss in 2 half-moves
19 Kg5 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc8 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves