Complex sentence: Holland was born December 31,1943, in Henderson, Nevada, but grew up in Metuchen, New Jersey, where she started writing at age 12, recording the stories she made up for her own entertainment.
Split into simpler sentences: Holland was born December 31,1943, in Henderson, Nevada. She grew up in Metuchen, New Jersey, where she started writing at age 12, recording the stories she made up for her own entertainment.