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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Kg5 draw
3 Kg6 draw
4 Kg7 draw
5 Kh5 draw
6 Kh7 draw
7 Rd6 draw
8 Re5 draw
9 Re7 draw
10 Rf6 draw
11 Rg6 draw
12 Re8 loss in 4 half-moves
13 Ra6 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Re2 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Re4 loss in 1 half-moves