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

EGTB: win in 4 half-moves

# move score
1 Kf1 win in 3 half-moves
2 Rh2 draw
3 Rh3 draw
4 Rh7 draw
5 Rh8 draw
6 Kf2 loss in 2 half-moves
7 Kg2 loss in 2 half-moves
8 Kh2 loss in 2 half-moves
9 Rh4 loss in 2 half-moves
10 Rh5 loss in 2 half-moves
11 Rh6 loss in 2 half-moves