Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kc7 win in 1 half-moves
2 Kd7 win in 1 half-moves
3 Ra6 win in 1 half-moves
4 Rb1 draw
5 Rb2 draw
6 Rb3 draw
7 Rb4 draw
8 Rb5 draw
9 Rb7 draw
10 Kb5 loss in 2 half-moves
11 Kc1 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Kd5 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Ke1 loss in 2 half-moves
18 Ke2 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Kb7 loss in 1 half-moves