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

EGTB: win in 2 half-moves

# move score
1 Kc3 win in 1 half-moves
2 Kc5 win in 1 half-moves
3 Kd5 win in 1 half-moves
4 Ra4 win in 1 half-moves
5 Rb1 win in 1 half-moves
6 Rb2 win in 1 half-moves
7 Rb5 win in 1 half-moves
8 Rb7 win in 1 half-moves
9 Rb8 win in 1 half-moves
10 Kb3 loss in 2 half-moves
11 Kb5 loss in 2 half-moves
12 Kd3 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Rb3 loss in 1 half-moves
15 Rb6 loss in 1 half-moves