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

EGTB: win in 4 half-moves

# move score
1 Ra8 win in 3 half-moves
2 Rd8 win in 3 half-moves
3 Kh6 win in 5 half-moves
4 Rg8 win in 5 half-moves
5 Kh4 loss in 4 half-moves
6 Kg4 loss in 2 half-moves
7 Kg5 loss in 2 half-moves
8 Kg6 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Re8 loss in 2 half-moves
12 Rf8 loss in 2 half-moves
13 Rh6 loss in 2 half-moves
14 Rh7 loss in 2 half-moves