Simplify the following text for a Grade 6 native English-speaking person.
Original: At the Chinese Grand Prix the Toro Rosso scored their best results , with Vettel finishing fourth and Vitantonio Liuzzi sixth , scoring eight points for the team .
Simplified: At the Chinese Grand Prix , Toro Rosso scored their best results . Vettel finishing fourth and Liuzzi sixth , scoring eight points for the team .