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 Rf6 win in 3 half-moves
3 Rf7 win in 3 half-moves
4 Rf8 win in 3 half-moves
5 Kf5 draw
6 Kf6 draw
7 Kf7 draw
8 Kg5 draw
9 Kg8 draw
10 Kgg7 draw
11 Kgh6 draw
12 Kh5 draw
13 Kh8 draw
14 Khg7 draw
15 Khh6 draw
16 Ra3 draw
17 Rf4 draw
18 Rg3 draw
19 Rh3 draw
20 Rb3 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rd3 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves