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 Kc7 draw
3 Kc8 draw
4 Kd7 draw
5 Ke4 draw
6 Ke5 draw
7 Ke6 draw
8 Ke7 draw
9 Ke8 draw
10 Kf4 draw
11 Kf6 draw
12 Kg4 draw
13 Kg5 draw
14 Kg6 draw
15 Ra3 draw
16 Re3 draw
17 Rg3 draw
18 Rh3 draw
19 Rb3 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rf2 loss in 2 half-moves