Original: The United States Grand Prix West was a race held at Long Beach, California, as a Formula 5000 race in 1975 and a Formula One world championship event from 1976 to 1983.
Simplified: The United States Grand Prix West was a Formula One motor race held at street circuit in Long Beach, California. It was a Formula 5000 race in 1975, and a F1 world championship event from 1976 to 1983.