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 Ke8 draw
3 Kg8 draw
4 Ra1 draw
5 Ra2 draw
6 Ra7 draw
7 Rc8 draw
8 Rd8 draw
9 Ke7 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Ra6 loss in 1 half-moves