Complex sentence: Bosko, depicted as a pilot in the First World War, battles a thuggish pilot and is shot down by his (the mentioned pilot's) massive cannon, landing in the wreck of a home, where he meets Honey.
Split into simpler sentences: Bosko, depicted as a pilot in World War I, battles a thuggish pilot and is shot down by the enemy pilot's massive cannon. He lands in the wreck of a home, where he meets Honey.