user: Question: Who was the Partner that was a Winner, a Year smaller than 1993, and a Score of 6–4, 6–2?
Columns: ['Outcome', 'Year', 'Championship', 'Surface', 'Partner', 'Opponents', 'Score']
Types: ['text', 'real', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Winner', 1990.0, 'US Open', 'Hard', 'Elizabeth Sayers Smylie', 'Jim Pugh Natasha Zvereva', '6–4, 6–2']
SQL:

assistant: SELECT "Partner" FROM "Table" WHERE "Outcome" = 'Winner' AND "Year" < 1993.0 AND "Score" = '6–4, 6–2';