Simplify the following text for a Grade 9 native English-speaking person.
Original: Following the stewards ' investigation into the incident at the 2007 Japanese Grand Prix , Alonso stated : `` I 'm not thinking of this championship anymore , it 's been decided off the track .
Simplified: After the Japanese Grand Prix , Alonso felt that a race stewards ' verdict had settled the championship in Hamilton 's favor . He said : `` I 'm not thinking of this championship anymore , it 's been decided off the track .