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

EGTB: win in 4 half-moves

# move score
1 Rf7 win in 3 half-moves
2 Kf7 draw
3 Rg7 draw
4 Rh4 draw
5 Kd6 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Ke6 loss in 2 half-moves
9 Ke8 loss in 2 half-moves
10 Kf6 loss in 2 half-moves
11 Kf8 loss in 2 half-moves
12 Rh1 loss in 2 half-moves
13 Rh2 loss in 2 half-moves
14 Rh3 loss in 2 half-moves
15 Rh5 loss in 2 half-moves
16 Rh6 loss in 2 half-moves
17 Rh8 loss in 2 half-moves