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 Ka2 draw
3 Kb1 draw
4 Kb2 draw
5 Ke6 draw
6 Ke7 draw
7 Ke8 draw
8 Kg6 draw
9 Kg7 draw
10 Kg8 draw
11 Rc8 draw
12 Rd8 draw
13 Re8 draw
14 Rg8 draw
15 Rh8 draw
16 Kf6 loss in 1 half-moves
17 Ra8 loss in 1 half-moves