SELECT class_es_ FROM table_name_70 WHERE circuit = "mazda raceway laguna seca"
CREATE TABLE table_name_70 (class_es_ VARCHAR, circuit VARCHAR)
สนามแข่งรถ Mazda Raceway Laguna Seca มีคลาสอะไรบ้าง
What are the classes for the circuit that has the Mazda Raceway Laguna Seca race.