Complex sentence: Henriette Renié (1875-1956) was a harpist and composer, a deeply religious woman who lived in poverty for much of her life, but who was independent and successful in a time when fame was socially unacceptable for women.
Split into simpler sentences: Henriette Renié (1875-1956) was a harpist and composer. She lived in poverty for much of her life and was deeply religious, but was independent and successful in a time when fame was socially unacceptable for women.