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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Kc8 win in 3 half-moves
3 Rc8 win in 3 half-moves
4 Kdd7 win in 7 half-moves
5 Kde7 win in 7 half-moves
6 Rb7 win in 7 half-moves
7 Kd5 draw
8 Kd6 draw
9 Ke5 draw
10 Ke8 draw
11 Ked7 draw
12 Kee7 draw
13 Kf6 draw
14 Kf7 draw
15 Ra8 draw
16 Rb1 draw
17 Rb5 draw
18 Rb6 draw
19 Kf5 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rb4 loss in 2 half-moves