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 Rf5 win in 1 half-moves
4 Rf6 win in 1 half-moves
5 Rg1 loss in 4 half-moves
6 Rh1 loss in 4 half-moves
7 Kd1 loss in 2 half-moves
8 Kd2 loss in 2 half-moves
9 Ke2 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Rf2 loss in 2 half-moves
12 Rf7 loss in 2 half-moves
13 Rf8 loss in 2 half-moves