What circuit was on June 1 with a class of both?
CREATE TABLE table_name_16 (circuit VARCHAR, class VARCHAR, date VARCHAR)
SELECT circuit FROM table_name_16 WHERE class = "both" AND date = "june 1"
### Context: CREATE TABLE table_name_16 (circuit VARCHAR, class VARCHAR, date VARCHAR) ### Question: What circuit was on June 1 with a class of both? ### Answer: SELECT circuit FROM table_name_16 WHERE class = "both" AND date = "june 1"