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 Kf6 draw
3 Kgg4 draw
4 Kgg6 draw
5 Kgh4 draw
6 Kgh6 draw
7 Khg4 draw
8 Khg6 draw
9 Khh4 draw
10 Khh6 draw
11 Ra5 draw
12 Rb1 draw
13 Rb6 draw
14 Rb7 draw
15 Rb8 draw
16 Kf4 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Rb2 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rc5 loss in 2 half-moves
22 Rd5 loss in 2 half-moves
23 Re5 loss in 2 half-moves