Table: badminton_championships
Columns: year
men_s_singles
women_s_singles
men_s_doubles
women_s_doubles
mixed_doubles

Question: Women's doubles of cornelia marxer astrid wanger, and a Mixed doubles of mario minder astrid wanger, and a Women's singles of cornelia marxer has what highest year?
SQL: SELECT MAX("year") FROM badminton_championships WHERE "women_s_doubles" = 'cornelia marxer astrid wanger' AND "mixed_doubles" = 'mario minder astrid wanger' AND "women_s_singles" = 'cornelia marxer'

Question: Men's singles of kilian pfister, and a Women's doubles of astrid eidenbenz claudia jehle has what average year?
SQL: SELECT AVG("year") FROM badminton_championships WHERE "men_s_singles" = 'kilian pfister' AND "women_s_doubles" = 'astrid eidenbenz claudia jehle'

Question: Women's singles of michaela ritter, and a Men's singles of andreas radl has what women's doubles?
SQL: SELECT "women_s_doubles" FROM badminton_championships WHERE "women_s_singles" = 'michaela ritter' AND "men_s_singles" = 'andreas radl'

Question: Women's singles of astrid eidenbenz, and a Men's doubles of no competition is part of mixed doubles?
SQL: SELECT "mixed_doubles" FROM badminton_championships WHERE "women_s_singles" = 'astrid eidenbenz' AND "men_s_doubles" = 'no competition'