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 Kg7 draw
3 Kg8 draw
4 Kh7 draw
5 Ra2 draw
6 Ra3 draw
7 Ra5 draw
8 Ra6 draw
9 Rc8 draw
10 Rd8 draw
11 Re8 draw
12 Rf8 draw
13 Rg8 draw
14 Ra4 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra1 loss in 1 half-moves