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 Ra7 draw
3 Rb7 draw
4 Rc7 draw
5 Rd7 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Kc5 loss in 2 half-moves
10 Kc6 loss in 2 half-moves
11 Kc7 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg7 loss in 2 half-moves
22 Rh7 loss in 2 half-moves