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

EGTB: win in 10 half-moves

# move score
1 Rc8 win in 9 half-moves
2 Re8 draw
3 Rg1 draw
4 Rg2 draw
5 Rg6 draw
6 Rg7 draw
7 Rh8 draw
8 Ra8 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rd8 loss in 2 half-moves
11 Rf8 loss in 2 half-moves
12 Rg3 loss in 2 half-moves
13 Rg4 loss in 2 half-moves
14 Rg5 loss in 2 half-moves