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 Kc8 draw
3 Kd8 draw
4 Ke8 draw
5 Ra1 draw
6 Ra2 draw
7 Ra4 draw
8 Ra5 draw
9 Ra7 draw
10 Rg8 draw
11 Rh8 draw
12 Kc6 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ra3 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd8 loss in 2 half-moves
21 Re8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves