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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Kf7 draw
3 Kf8 draw
4 Kg7 draw
5 Kh7 draw
6 Kh8 draw
7 Rc8 draw
8 Rd8 draw
9 Re5 draw
10 Re7 draw
11 Re1 loss in 4 half-moves
12 Rb8 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Re3 loss in 2 half-moves
15 Re4 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Rf8 loss in 2 half-moves