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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kf6 draw
3 Kf7 draw
4 Kh6 draw
5 Kh7 draw
6 Kh8 draw
7 Kf8 loss in 12 half-moves
8 Ra8 loss in 12 half-moves
9 Rc8 loss in 12 half-moves
10 Rd8 loss in 12 half-moves
11 Kg6 loss in 10 half-moves
12 Re8 loss in 2 half-moves
13 Rf8 loss in 2 half-moves
14 Rh8 loss in 2 half-moves