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 Kb7 draw
3 Kb8 draw
4 Kcc6 draw
5 Kcc8 draw
6 Kdc8 draw
7 Kdd6 draw
8 Ke6 draw
9 Ke7 draw
10 Ke8 draw
11 Re8 draw
12 Rf8 draw
13 Rg8 draw
14 Rh8 draw
15 Kb6 loss in 1 half-moves
16 Kcd6 loss in 1 half-moves
17 Kdc6 loss in 1 half-moves
18 Ra8 loss in 1 half-moves
19 Rc8 loss in 1 half-moves