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 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kd2 draw
6 Ke6 draw
7 Ke7 draw
8 Ke8 draw
9 Kf6 draw
10 Kf8 draw
11 Kg6 draw
12 Kg7 draw
13 Kg8 draw
14 Rd1 draw
15 Re1 draw
16 Rf2 draw
17 Rf3 draw
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rg1 loss in 2 half-moves
21 Rh1 loss in 2 half-moves
22 Kd1 loss in 1 half-moves