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 Kf2 draw
8 Kf3 draw
9 Ra8 draw
10 Rb8 draw
11 Rd8 draw
12 Re8 draw
13 Rf2 draw
14 Rf5 draw
15 Rf7 draw
16 Kd3 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf3 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves