Complex sentence: Eratosthenes was described by the Suda Lexicon as a Πένταθλος, which translates to "All-Rounder", for he was skilled in such variety of things.
Split into simpler sentences: Eratosthenes was described by the Suda Lexicon as a Πένταθλος, which translates to "All-Rounder". For he was skilled in such variety of things.