Table: israel_international_tennis
Columns: year
men_s_singles
women_s_singles
men_s_doubles
women_s_doubles
mixed_doubles

Question: Who won the mixed doubles the same year that Andrew Downes won the men's singles?
SQL: SELECT "mixed_doubles" FROM israel_international_tennis WHERE "men_s_singles" = 'andrew downes'

Question: Who won the mixed doubles in the years that the men's doubles has no competition?
SQL: SELECT "mixed_doubles" FROM israel_international_tennis WHERE "men_s_doubles" = 'no competition'