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 Kc4 draw
3 Kc5 draw
4 Kd4 draw
5 Kd6 draw
6 Kg7 draw
7 Kg8 draw
8 Kh7 draw
9 Ra5 draw
10 Rb1 draw
11 Rb2 draw
12 Rb4 draw
13 Rb6 draw
14 Rb7 draw
15 Rc5 draw
16 Kc6 loss in 2 half-moves
17 Ke4 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Rb3 loss in 1 half-moves