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

EGTB: win in 4 half-moves

# move score
1 K7c7 win in 3 half-moves
2 K8c7 win in 3 half-moves
3 K8c8 win in 3 half-moves
4 Rc7 win in 3 half-moves
5 K7e7 win in 5 half-moves
6 K8e7 win in 5 half-moves
7 K8e8 win in 5 half-moves
8 Rb8 win in 5 half-moves
9 Ra7 win in 9 half-moves
10 Rb5 draw
11 K7c8 loss in 2 half-moves
12 K7e8 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ke6 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb6 loss in 2 half-moves