Complex sentence: She got her stage name from a children's book, "Charlotte Sometimes", written in 1969 by Penelope Farmer, about a boarding school student who finds herself transported 40 years into the past, into the body of another girl.
Split into simpler sentences: She got her name from a children's book, "Charlotte Sometimes", written in 1969 by Penelope Farmer. The borrowed name is that of a boarding school student who finds herself transported 40 years into the past, into the body of another girl.