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 Kb7 draw
3 Kb8 draw
4 Rf8 draw
5 Rg8 draw
6 Rh8 draw
7 Ka6 loss in 2 half-moves
8 Kb6 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rd8 loss in 2 half-moves
11 Re8 loss in 2 half-moves