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

EGTB: win in 2 half-moves

# move score
1 Kc6 win in 1 half-moves
2 Kc7 win in 1 half-moves
3 Rb8 win in 1 half-moves
4 Ra8 draw
5 Kd6 loss in 2 half-moves
6 Kde7 loss in 2 half-moves
7 Ke6 loss in 2 half-moves
8 Kee7 loss in 2 half-moves
9 Kf7 loss in 2 half-moves
10 Kf8 loss in 2 half-moves
11 Kc8 loss in 1 half-moves
12 Rc8 loss in 1 half-moves