Simplify the following text for a Grade 7 native English-speaking person.
Original: The project had been previously delayed when the film 's producers refused to accede to demands of two Hollywood studios that the movie include scenes of Robinson being tutored in baseball by a white man .
Simplified: The project had been delayed when the film 's producers did not listen to the demands of two Hollywood studios . The studios wanted the movie to scenes of Robinson being taught how to play baseball by a white man .