Complex sentence: Boyle, 344 She was sent to a clinic in Switzerland to recover; however, upon her return to Istanbul in late 1948, she was burned badly in an incident with a charcoal stove, and returned to Switzerland.
Split into simpler sentences: Boyle, 344 She was sent to a clinic in Switzerland to recover. Upon her return to Istanbul in late 1948, she was badly burned in an incident with a charcoal stove, and returned to Switzerland.