Simplify the following text for a Grade 12 native English-speaking person.
Original: In early July Staunton agreed provided he was given time to get back into practice on openings and endgames , and provided that he could manage all this without breaking the publication contract for his Shakespearean work .
Simplified: In early July Staunton agreed provided he was given time to get back into practice , and provided that he could manage all this without breaking the publication contract for his Shakespearean work .