Simplify the following text for a Grade 11 native English-speaking person.
Original: They contended that the concession to allow the team use a V10 engine was based on Minardi 's poor financial situation , and should not have continued to apply after the team achieved a completely different financial footing .
Simplified: They relived that the concession to allow the team use the V10 engine was based on Minardi 's poor financial situation , and should not have apply after the team was purchased by Red Bull .