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

EGTB: win in 2 half-moves

# move score
1 b6 win in 1 half-moves
2 Rb6 win in 1 half-moves
3 Rb7 win in 1 half-moves
4 Rg8 draw
5 Rh8 draw
6 Ra8 loss in 2 half-moves
7 Rc8 loss in 2 half-moves
8 Rd8 loss in 2 half-moves
9 Re8 loss in 2 half-moves
10 Rf8 loss in 2 half-moves