user: Question: Name the winning constructor for when the fastest lap was Mark Webber at the Malaysian Grand Prix
Columns: ['Grand Prix', 'Pole position', 'Fastest lap', 'Winning driver', 'Winning constructor', 'Report']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Australian Grand Prix', 'Sebastian Vettel', 'Felipe Massa', 'Sebastian Vettel', 'Red Bull - Renault', 'Report']
SQL:

assistant: SELECT "Winning constructor" FROM "Table" WHERE "Fastest lap" = 'Mark Webber' AND "Grand Prix" = 'Malaysian Grand Prix';