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