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 Kc5 draw
3 Kc6 draw
4 Kc7 draw
5 Kd5 draw
6 Kd7 draw
7 Ke5 draw
8 Ke6 draw
9 Ke7 draw
10 Rd2 draw
11 Re2 draw
12 Rf3 draw
13 Rg2 draw
14 Rh2 draw
15 Ra2 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rc2 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rf8 loss in 2 half-moves