Simplify the following text for a Grade 10 native English-speaking person.
Original: The Holst Library is connected to the Maltings and is named in honor of Imogen Holst , the daughter of Gustav Holst , who was a close friend of Benjamin Britten and an artistic director of the Aldeburgh Festival from 1956 to 1977 .
Simplified: The Holst Library is connected to the Maltings . Many of the original contents were donated by Imogen Holst , who was a close friend of Benjamin Britten and an artistic director of the Aldeburgh Festival from 1956 to 1977 , and it was named the Gustav Holst Library as a memorial to her father .