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

EGTB: win in 4 half-moves

# move score
1 Kc6 win in 3 half-moves
2 Ra7 draw
3 Rb7 draw
4 Rc2 draw
5 Rc3 draw
6 Rc4 draw
7 K7c8 loss in 2 half-moves
8 K7e7 loss in 2 half-moves
9 K7e8 loss in 2 half-moves
10 K8c8 loss in 2 half-moves
11 K8e7 loss in 2 half-moves
12 K8e8 loss in 2 half-moves
13 Kd6 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Rc1 loss in 2 half-moves
16 Rc5 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rc8 loss in 2 half-moves