Complex sentence: While working as a teacher, he wrote extensively, working on poetry, a novel, and the translation of many works into Danish, including Lord Byron's "The Dream" and a portion of the Odyssey.
Split into simpler sentences: While working as a teacher he wrote extensively, working on poetry, a novel, and translating literature into Danish. He published translations of both contemporary and classical authors, including Lord Byron's "The Dream" and a portion of the Odyssey.