Table: lux_national_badminton
Columns: year
mens_singles
womens_singles
mens_doubles
womens_doubles
mixed_doubles

Question: How may women doubles winner were there when Philippe Aulner was mens singles winner?
SQL: SELECT COUNT("womens_doubles") FROM lux_national_badminton WHERE "mens_singles" = 'Philippe Aulner'

Question: How many mixed doubles were won in 1996?
SQL: SELECT COUNT("mixed_doubles") FROM lux_national_badminton WHERE "year" = 1996