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 Kf7 draw
3 Kg7 draw
4 Kg8 draw
5 Ra6 draw
6 Rb6 draw
7 Re6 draw
8 Rf1 draw
9 Rf5 draw
10 Ke7 loss in 2 half-moves
11 Ke8 loss in 2 half-moves
12 Rc6 loss in 2 half-moves
13 Rd6 loss in 2 half-moves
14 Rf2 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg6 loss in 2 half-moves
18 Rh6 loss in 2 half-moves