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 Rd8 win in 1 half-moves
3 Rf8 win in 1 half-moves
4 Rg8 win in 1 half-moves
5 b5 win in 3 half-moves
6 Ra8 loss in 1 half-moves
7 Rb5 loss in 1 half-moves
8 Rb6 loss in 1 half-moves
9 Rb7 loss in 1 half-moves
10 Re8 loss in 1 half-moves
11 Rh8 loss in 1 half-moves