Complex sentence: Ford also built three theatres in Washington, D.C. He opened his first theatre on Tenth Street in 1861; after it was destroyed by fire the following year he he built the structure known as Ford's Theatre on the same site.
Split into simpler sentences: Ford also built three theatres in Washington, D.C. He opened his first theatre on Tenth Street in 1861. After it was destroyed by fire the following year he built the structure known as Ford's Theatre on the same site.