Table: pole_position
Columns: name
pole_position
fastest_lap
winning_driver
winning_team
report

Question: What race did Bobby Unser win?
SQL: SELECT "name" FROM pole_position WHERE "winning_driver" = 'bobby unser'

Question: Which driver won the Indianapolis 500 the year the Chaparral team also won it?
SQL: SELECT "winning_driver" FROM pole_position WHERE "winning_team" = 'chaparral' AND "name" = 'indianapolis 500'

Question: Which report includes Bobby Unser as the Pole Position and Rick Mears as the Winning driver?
SQL: SELECT "report" FROM pole_position WHERE "pole_position" = 'bobby unser' AND "winning_driver" = 'rick mears'

Question: Which race has a winning team of Penske Racing, and a winning driver of Bobby Unser?
SQL: SELECT "name" FROM pole_position WHERE "winning_team" = 'penske racing' AND "winning_driver" = 'bobby unser'