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

EGTB: win in 2 half-moves

# move score
1 Kc2 win in 1 half-moves
2 Kd2 win in 1 half-moves
3 Rb5 win in 1 half-moves
4 Rb6 win in 1 half-moves
5 Rb7 win in 1 half-moves
6 Ra3 draw
7 Rb2 draw
8 Kb4 loss in 2 half-moves
9 Kc4 loss in 2 half-moves
10 Kd3 loss in 2 half-moves
11 Kd4 loss in 2 half-moves
12 Rb1 loss in 2 half-moves
13 Rb4 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Kb2 loss in 1 half-moves