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 Ke4 draw
3 Ke5 draw
4 Ke6 draw
5 Re2 draw
6 Kc1 loss in 2 half-moves
7 Kc2 loss in 2 half-moves
8 Kc3 loss in 2 half-moves
9 Kd1 loss in 2 half-moves
10 Kd3 loss in 2 half-moves
11 Kf4 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kg4 loss in 2 half-moves
14 Kg5 loss in 2 half-moves
15 Kg6 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rg2 loss in 2 half-moves
19 Rh2 loss in 2 half-moves
20 Ke1 loss in 1 half-moves
21 Ke2 loss in 1 half-moves
22 Ke3 loss in 1 half-moves