Complex sentence: Jennie Maas Flexner (November 6,1882--November 17,1944) librarian author born in Louisville, Kentucky to Jacob Aaron Flexner and Rosa Maas.
Split into simpler sentences: Jennie Maas Flexner (November 6,1882--November 17,1944) was a librarian and author. She was born in Louisville, Kentucky to Jacob Aaron Flexner and Rosa Maas.