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 Kh7 draw
4 Kh8 draw
5 Ra1 draw
6 Ra2 draw
7 Ra3 draw
8 Rc8 draw
9 Ke7 loss in 2 half-moves
10 Kff7 loss in 2 half-moves
11 Kfg7 loss in 2 half-moves
12 Kgf7 loss in 2 half-moves
13 Kgg7 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves