user: Question: On what team did John Bowe round winner at Winton Motor Raceway belong to?
Columns: ['Circuit', 'Location / State', 'Date', 'Round winner', 'Team']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Sandown International Raceway', 'Melbourne , Victoria', '3 - 5 Feb', 'Larry Perkins', 'Castrol Perkins Motorsport']
SQL:

assistant: SELECT "Team" FROM "Table" WHERE "Round winner" = 'John Bowe' AND "Circuit" = 'Winton Motor Raceway';