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 Kf6 draw
3 Kf8 draw
4 Kg6 draw
5 Kh6 draw
6 Ra7 draw
7 Rb7 draw
8 Rf5 draw
9 Rf6 draw
10 Kg8 loss in 6 half-moves
11 Kh7 loss in 4 half-moves
12 Kh8 loss in 4 half-moves
13 Rc7 loss in 2 half-moves
14 Rd7 loss in 2 half-moves
15 Re7 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rf2 loss in 2 half-moves
18 Rf3 loss in 2 half-moves
19 Rf8 loss in 2 half-moves