Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rf3 win in 1 half-moves
2 Ra8 draw
3 Rb8 draw
4 Rc8 draw
5 Rd8 draw
6 Re8 draw
7 Rf6 draw
8 Rf7 draw
9 Kd1 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Kf1 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Rf1 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Rf5 loss in 1 half-moves