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 Kd7 draw
6 Ke6 draw
7 Kf6 draw
8 Kf7 draw
9 Kf8 draw
10 Rc8 draw
11 Rd8 draw
12 Rf8 draw
13 Rg8 draw
14 Rh8 draw
15 Kd6 loss in 2 half-moves
16 Kd8 loss in 2 half-moves
17 Ka3 loss in 1 half-moves
18 Kb3 loss in 1 half-moves
19 Ra8 loss in 1 half-moves