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 Kc7 draw
3 Ke8 draw
4 Kh2 draw
5 Ra1 draw
6 Ra5 draw
7 Ra6 draw
8 Ra7 draw
9 Rc8 draw
10 Kc8 loss in 2 half-moves
11 Kg1 loss in 2 half-moves
12 Kg2 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Ra3 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Kd7 loss in 1 half-moves
17 Ke7 loss in 1 half-moves