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 Ke3 draw
3 Rc8 draw
4 Rd8 draw
5 Re8 draw
6 Rf2 draw
7 Rf3 draw
8 Rf5 draw
9 Rf6 draw
10 Rf7 draw
11 Kd1 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Kd3 loss in 2 half-moves
14 Ke1 loss in 2 half-moves
15 Kf1 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh8 loss in 2 half-moves
21 Kf2 loss in 1 half-moves
22 Kf3 loss in 1 half-moves