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

EGTB: win in 4 half-moves

# move score
1 Kc5 win in 3 half-moves
2 Kc7 win in 3 half-moves
3 Kcb5 win in 3 half-moves
4 Kcb7 win in 3 half-moves
5 Kd7 win in 3 half-moves
6 Rb5 win in 3 half-moves
7 Rb7 win in 3 half-moves
8 Ka5 win in 7 half-moves
9 Ka7 win in 7 half-moves
10 Kd6 win in 7 half-moves
11 Kab5 draw
12 Kab7 draw
13 Kd5 draw
14 Rb4 draw
15 Rb8 draw
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves