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

EGTB: win in 2 half-moves

# move score
1 Ke7 win in 1 half-moves
2 Rf4 win in 1 half-moves
3 Rf5 win in 1 half-moves
4 Rf6 win in 1 half-moves
5 Rh8 win in 3 half-moves
6 Kd7 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Kf7 loss in 2 half-moves
9 Rf1 loss in 2 half-moves
10 Rf2 loss in 2 half-moves
11 Rf3 loss in 2 half-moves
12 Rf7 loss in 2 half-moves
13 Rg8 loss in 2 half-moves