Question: What is Tournament, when Date is "6 April 1992"?
SQL: SELECT "Tournament" FROM "2-1723516-9" WHERE "Date" = '6 April 1992';

Question: What is Surface, when Opponents is "Daniel Nestor Sandon Stolle"?
SQL: SELECT "Surface" FROM "2-1723516-9" WHERE "Opponents" = 'Daniel Nestor Sandon Stolle';

Question: What is Date, when Outcome is "Winner", and when Opponents is "Paul Haarhuis Sandon Stolle"?
SQL: SELECT "Date" FROM "2-1723516-9" WHERE "Outcome" = 'Winner' AND "Opponents" = 'Paul Haarhuis Sandon Stolle';

Question: What is Outcome, when Partner is "Byron Black", and when Opponents is "Goran Ivanišević Brian MacPhie"?
SQL: SELECT "Outcome" FROM "2-1723516-9" WHERE "Partner" = 'Byron Black' AND "Opponents" = 'Goran Ivanišević Brian MacPhie';

Question: What is Tournament, when Date is "9 August 1993"?
SQL: SELECT "Tournament" FROM "2-1723516-9" WHERE "Date" = '9 August 1993';