Table: scottish_open_badminton
Columns: year
men_s_singles
women_s_singles
men_s_doubles
women_s_doubles
mixed_doubles

Question: Which women's doubles had the accompanying Men's singles player Ville Lång?
SQL: SELECT "women_s_doubles" FROM scottish_open_badminton WHERE "men_s_singles" = 'ville lång'

Question: Which mixed doubles was featured in 2006?
SQL: SELECT "mixed_doubles" FROM scottish_open_badminton WHERE "year" = 2006

Question: Which women's doubles had the men's singles player Kenichi Tago?
SQL: SELECT "women_s_doubles" FROM scottish_open_badminton WHERE "men_s_singles" = 'kenichi tago'