Schema: CREATE TABLE table_name_76 (emissions_co2 VARCHAR, max_speed VARCHAR, car_model VARCHAR)
Question: What is the emissions CO2 with a max speed of km/h (mph) of the car model Panamera 4s?
SQL: SELECT emissions_co2 FROM table_name_76 WHERE max_speed = "km/h (mph)" AND car_model = "panamera 4s"