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 Kb5 draw
3 Kb6 draw
4 Kb7 draw
5 Kc5 draw
6 Kc7 draw
7 Kd5 draw
8 Kd6 draw
9 Kd7 draw
10 Ke5 draw
11 Ke6 draw
12 Ke7 draw
13 Kf5 draw
14 Kf7 draw
15 Kg5 draw
16 Kg6 draw
17 Kg7 draw
18 Rf3 draw
19 Rg2 draw
20 Rh2 draw
21 Ra2 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rc2 loss in 2 half-moves
24 Rd2 loss in 2 half-moves
25 Re2 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rf5 loss in 2 half-moves