CREATE TABLE "results_of_the_national_championships_19" (
  "year" real,
  "venue" text,
  "men_s_open" text,
  "women_s_open" text,
  "men_s_35s" text
);

Question: What is the venue later than 1983 with Men's Open of NSW and Men's 35 of QLD?
SQL: SELECT "venue" FROM "results_of_the_national_championships_19" WHERE "men_s_open"='nsw' AND "men_s_35s"='qld' AND "year">1983;

Question: What is the venue earlier than 1995 with Men's Open of QLD and Men's 35 of QLD and Woman's Open of QLD?
SQL: SELECT "venue" FROM "results_of_the_national_championships_19" WHERE "men_s_35s"='qld' AND "men_s_open"='qld' AND "year"<1995 AND "women_s_open"='qld';

Question: What is the Men's 35 in year before 1990 when Men's Open is NSW and the venue is Sydney?
SQL: SELECT "men_s_35s" FROM "results_of_the_national_championships_19" WHERE "year"<1990 AND "men_s_open"='nsw' AND "venue"='sydney';

Question: In what year was the venue Gold Coast and the Men's 35s NSW?
SQL: SELECT SUM("year") FROM "results_of_the_national_championships_19" WHERE "venue"='gold coast' AND "men_s_35s"='nsw';

Question: What is the Men's Open when the venue is Perth?
SQL: SELECT "men_s_open" FROM "results_of_the_national_championships_19" WHERE "venue"='perth';

Question: What is the year that the Men's 35 is NSW, Women's Open is QLD and the venue is Sydney?
SQL: SELECT "year" FROM "results_of_the_national_championships_19" WHERE "men_s_35s"='nsw' AND "venue"='sydney' AND "women_s_open"='qld';