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 Ka1 draw
3 Kb1 draw
4 Kb2 draw
5 Kg6 draw
6 Kg7 draw
7 Kg8 draw
8 Kh6 draw
9 Rc8 draw
10 Rd8 draw
11 Re8 draw
12 Rf8 draw
13 Rg8 draw
14 Ka3 loss in 1 half-moves
15 Kb3 loss in 1 half-moves
16 Ra8 loss in 1 half-moves