Complex sentence: Cornelia Hancock (1839-1926) was born in 1839 in New Jersey, she started off her Civil War nursing career auspiciously when she arrived with other women volunteers in Philadelphia, Pennsylvania July 1863.
Split into simpler sentences: Cornelia Hancock (1839-1926) was born in New Jersey. She began her Civil War nursing career auspiciously when she arrived with other women volunteers in Philadelphia, Pennsylvania July 1863.