Simplify the following text for a Grade 11 native English-speaking person.
Original: Lark Rise to Candleford is a trilogy of semi-autobiographical novels about the English countryside , written by Flora Thompson , and first published in that form in 1945 .
Simplified: Lark Rise to Candleford is a trilogy of semi-autobiographical novels about the countryside of north-east Oxfordshire and Buckinghamshire , England , at the end of the 19th century . They were written by Flora Thompson and first published together in 1945 .