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 Kd5 draw
3 Kd6 draw
4 Kd7 draw
5 Kf5 draw
6 Kf6 draw
7 Kf7 draw
8 Ra8 draw
9 Rc8 draw
10 Rd8 draw
11 Rf8 draw
12 Rg8 draw
13 Rh8 draw
14 Ka1 loss in 1 half-moves
15 Ka3 loss in 1 half-moves
16 Kb1 loss in 1 half-moves
17 Kb2 loss in 1 half-moves
18 Kb3 loss in 1 half-moves
19 Ke5 loss in 1 half-moves
20 Ke7 loss in 1 half-moves
21 Re7 loss in 1 half-moves