Complex sentence: The name was first applied by John Biscoe in 1831 to a feature which cannot now be identified, and was probably after one of the Enderby Brothers, the owners of Biscoe's vessel.
Split into simpler sentences: The name was first applied by John Biscoe in 1831 to a feature which cannot now be identified. It was probably named after one of the Enderby Brothers, owners of Biscoe's vessel.