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 Kd7 draw
3 Kd8 draw
4 Kf6 draw
5 Kf7 draw
6 Kf8 draw
7 Rd8 draw
8 Rf8 draw
9 Rg8 draw
10 Rh8 draw
11 Ke6 loss in 4 half-moves
12 Kd6 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rb8 loss in 2 half-moves