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 Kd1 draw
3 Kd2 draw
4 Ke1 draw
5 Ke3 draw
6 Kf1 draw
7 Rc8 draw
8 Rd8 draw
9 Re8 draw
10 Rf1 draw
11 Rf2 draw
12 Rf3 draw
13 Rg8 draw
14 Rh8 draw
15 Kd3 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rf5 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rf7 loss in 2 half-moves