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

EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Rf5 win in 3 half-moves
3 Rf6 win in 3 half-moves
4 Rf7 win in 3 half-moves
5 Rf8 win in 3 half-moves
6 Rh3 win in 7 half-moves
7 Kf4 draw
8 Kf5 draw
9 Kf6 draw
10 Kg4 draw
11 Kg6 draw
12 Kg7 draw
13 Kg8 draw
14 Kh4 draw
15 Kh5 draw
16 Kh6 draw
17 Kh7 draw
18 Ra3 draw
19 Rg3 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