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

EGTB: win in 2 half-moves

# move score
1 Re8 win in 1 half-moves
2 Kgh7 win in 3 half-moves
3 Kh6 win in 3 half-moves
4 Kg6 win in 5 half-moves
5 Khh7 win in 5 half-moves
6 Rf8 win in 5 half-moves
7 Kf8 win in 9 half-moves
8 Ra8 draw
9 Kf6 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Rb8 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves