user: Question: Where is the Eastern Creek Raceway located?
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 "Location / State" FROM "Table" WHERE "Circuit" = 'Eastern Creek Raceway';