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 Ke7 draw
3 Kf5 draw
4 Kf7 draw
5 Kg6 draw
6 Kg7 draw
7 Ra3 draw
8 Re3 draw
9 Rg3 draw
10 Rh3 draw
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Rb3 loss in 2 half-moves
15 Rc3 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Rf1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rf5 loss in 2 half-moves