Question: Which tournament has a Clay surface and partner Henri Leconte in 1983?
SQL: SELECT "Tournament" FROM "2-1716872-5" WHERE "Surface" = 'Clay' AND "Partner" = 'Henri Leconte' AND "Date" = 1983.0;

Question: What is the outcome of the tournament with partner Ilie Năstase?
SQL: SELECT "Outcome" FROM "2-1716872-5" WHERE "Partner" = 'Ilie Năstase';