Table:
text: 1971 USAC Championship Car season
Schedule and results
Schedule and results
Rnd Date_ Race_Name Length_ Track Location_ Pole_Position Winning_Driver
6 June 6 Rex Mays Classic 150 mi (km) Wisconsin State Fair Park Speedway West Allis , Wisconsin Bobby Unser Al Unser
7 July 3 Pocono 500 mi (km) Pocono International Raceway Long Pond , Pennsylvania Mark Donohue Mark Donohue
8 July 18 Michigan 200 mi (km) Michigan International Speedway Brooklyn , Michigan Bobby Unser Mark Donohue
9 August 15 Tony Bettenhausen 200 mi (km) Wisconsin State Fair Park Speedway West Allis , Wisconsin Bobby Unser Bobby Unser
10 September 5 California 500 mi (km) Ontario Motor Speedway Ontario , California Mark Donohue Joe Leonard
11 October 3 Trenton 300 mi (km) Trenton International Speedway Trenton , New Jersey Bobby Unser Bobby Unser

Question: What is the race name for the 1971 USAC Championship Car season on June 6th?

Question: In the 1971 USAC Championship Car season, name the location for Trenton 300?

Question: Name the race for the 1971 USAC Championship Car season for rnd as 11?