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 Rb7 win in 3 half-moves
3 Rb8 win in 3 half-moves
4 Ra6 win in 7 half-moves
5 Ka7 draw
6 Kb7 draw
7 Kb8 draw
8 Kc6 draw
9 Kd7 draw
10 Ke6 draw
11 Ke7 draw
12 Rb1 draw
13 Kc5 loss in 2 half-moves
14 Kd5 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves