Complex sentence: Beowulf (Old English: "Bēoƿulf") is a legendary Geatish hero in the epic poem named after him, one of the oldest surviving pieces of literature in the English language.
Split into simpler sentences: Beowulf (Old English: "Bēoƿulf") is a legendary Geatish hero in the epic poem Beowulf. The poem does, however, remain one of the oldest surviving pieces of literature in the English language.