Complex sentence: A hand-carved oak iconostasis was added in 1962, and when a bomb went off nearby the church in 1973, destroying some of the stained-glass windows, they were replaced with new ones commissioned in Byzantine-style.
Split into simpler sentences: A hand-carved oak iconostasis was added in 1962. When a bomb went off nearby the church in 1973, destroying some of the stained-glass windows, they were replaced with new ones commissioned in Byzantine-style.