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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Rb8 draw
6 Rc8 draw
7 Rd8 draw
8 Re2 draw
9 Re3 draw
10 Re4 draw
11 Re5 draw
12 Re6 draw
13 Re7 draw
14 Rg8 draw
15 Re1 loss in 2 half-moves
16 Rf8 loss in 2 half-moves