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

EGTB: win in 2 half-moves

# move score
1 Rf1 win in 1 half-moves
2 Rf2 win in 1 half-moves
3 Kd6 loss in 2 half-moves
4 Kd7 loss in 2 half-moves
5 Kd8 loss in 2 half-moves
6 Kf6 loss in 2 half-moves
7 Kf8 loss in 2 half-moves
8 Kb1 loss in 1 half-moves
9 Kb2 loss in 1 half-moves
10 Kc2 loss in 1 half-moves
11 Kd1 loss in 1 half-moves
12 Kd2 loss in 1 half-moves
13 Ke6 loss in 1 half-moves
14 Ke8 loss in 1 half-moves
15 Rf3 loss in 1 half-moves
16 Rf4 loss in 1 half-moves
17 Rf5 loss in 1 half-moves
18 Rf6 loss in 1 half-moves
19 Rf8 loss in 1 half-moves
20 Rg7 loss in 1 half-moves
21 Rh7 loss in 1 half-moves