user: Question: What are the average points for the Project Indy team that has the Ford XB engine?
Columns: ['Year', 'Team', 'Chassis', 'Engine', 'Rank', 'Points']
Types: ['real', 'text', 'text', 'text', 'text', 'real']
Sample row: [1993.0, 'Euromotorsport', 'Lola T92/00', 'Chevrolet 265A', '18th', 12.0]
SQL:

assistant: SELECT AVG("Points") FROM "Table" WHERE "Engine" = 'Ford XB' AND "Team" = 'Project Indy';