Simplify the following text for a Grade 7 native English-speaking person.
Original: The Swiss Grand Prix ( French : Grand Prix de la Suisse , German : GroÃ er Preis von der Schweiz ) was the premier auto race of Switzerland .
Simplified: The Swiss Grand Prix ( French : Grand Prix de la Suisse , German : GroÃ artiges Prix von der Schweiz ) was the motor race of Switzerland .