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

EGTB: win in 2 half-moves

# move score
1 Rc8 win in 1 half-moves
2 Kd6 draw
3 Kd7 draw
4 Kd8 draw
5 Kef7 draw
6 Kf6 draw
7 Kff7 draw
8 Rd8 draw
9 Ke6 loss in 1 half-moves
10 Kg7 loss in 1 half-moves
11 Kg8 loss in 1 half-moves
12 Ra8 loss in 1 half-moves
13 Rb8 loss in 1 half-moves