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 Kc5 win in 3 half-moves
3 Rb6 win in 3 half-moves
4 Kb5 win in 7 half-moves
5 Kb6 win in 9 half-moves
6 Kb7 draw
7 Kc7 draw
8 Kd6 draw
9 Kd7 draw
10 Ra1 draw
11 Rb4 draw
12 Rb5 draw
13 Rb7 draw
14 Kb2 loss in 2 half-moves
15 Kc2 loss in 2 half-moves
16 Kd1 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves