user: Question: Which tournament won with a score of 66-68-70-70=274?
Columns: ['Date', 'Tournament', 'Winning score', 'To par', 'Margin of victory', 'Runner(s)-up']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Jun 4, 2000', 'Kathy Ireland Greens.com LPGA Classic', '66-68-70-70=274', '–14', '1 stoke', 'Pat Hurst Juli Inkster']
SQL:

assistant: SELECT "Tournament" FROM "Table" WHERE "Winning score" = '66-68-70-70=274';