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 Ka7 draw
3 Kb7 draw
4 Kb8 draw
5 Kd2 draw
6 Rc8 draw
7 Re8 draw
8 Rf8 draw
9 Rg8 draw
10 Rh2 draw
11 Rh3 draw
12 Rh5 draw
13 Rh6 draw
14 Rh7 draw
15 Kc1 loss in 2 half-moves
16 Kc2 loss in 2 half-moves
17 Ke1 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Rd8 loss in 1 half-moves
20 Rh1 loss in 1 half-moves
21 Rh4 loss in 1 half-moves