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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Kf6 draw
3 Kf7 draw
4 Kg7 draw
5 Kh6 draw
6 Kh7 draw
7 Ra3 draw
8 Rb3 draw
9 Rc3 draw
10 Rd3 draw
11 Re3 draw
12 Rf5 draw
13 Rf6 draw
14 Rf7 draw
15 Rf8 draw
16 Kf5 loss in 2 half-moves
17 Kg5 loss in 2 half-moves
18 Kh5 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rg3 loss in 2 half-moves
22 Rh3 loss in 2 half-moves