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 Rf4 win in 1 half-moves
3 Rf8 win in 1 half-moves
4 Kd5 loss in 2 half-moves
5 Kd6 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Ke5 loss in 2 half-moves
8 Ke7 loss in 2 half-moves
9 Kf5 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Rf2 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rf7 loss in 2 half-moves
14 Rg6 loss in 2 half-moves
15 Rh6 loss in 2 half-moves
16 Rf1 loss in 1 half-moves