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

EGTB: win in 2 half-moves

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