Complex sentence: Wolff and Zwicker was an ironworks and shipbuilding company located in Portland, Oregon from about 1893 until it went into receivership in 1900, and later it burnt to the ground in a massive conflagration.
Split into simpler sentences: Wolff and Zwicker was an ironworks and shipbuilding company located in Portland, Oregon from about 1893 until it went into receivership in 1900. It later burnt to the ground in a massive conflagration.