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 Kg7 draw
3 Kg8 draw
4 Kh7 draw
5 Rd1 draw
6 Rd2 draw
7 Rd3 draw
8 Rd7 draw
9 Re8 draw
10 Rf8 draw
11 Rg8 draw
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rd4 loss in 2 half-moves
15 Rd5 loss in 2 half-moves
16 Rd6 loss in 2 half-moves