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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Kb6 draw
3 Kb7 draw
4 Kb8 draw
5 Rb8 draw
6 Rc8 draw
7 Rd8 draw
8 Re8 draw
9 Rg8 draw
10 Ka6 loss in 1 half-moves
11 Kg1 loss in 1 half-moves
12 Kg2 loss in 1 half-moves
13 Kh2 loss in 1 half-moves
14 Rf8 loss in 1 half-moves