Simplify the following text for a Grade 10 native English-speaking person.
Original: Though the Scuderia and Ferrari Corse Clienti continue to manage the racing activities of numerous Ferrari customers and private teams , Ferrari 's racing division has completely devoted its attention and funding to its Formula One team , Scuderia Ferrari .
Simplified: Ferrari cars were raced in a range of classes such as GT Racing by other entrants , but not by the factory Scuderia Ferrari team . In the 1990s , Ferrari returned to Sports prototypes as a constructor with the 333SP with some success , although Scuderia Ferrari itself never raced this car .