Complex sentence: The dark and dirty urban sprawl Deckard explores in searching for the replicants is contrasted with Dr. Eldon Tyrell's offices, and by the bright skyscrapers in the distance, people are migrating to off-world colonies in outer space to escape poverty and contamination.
Split into simpler sentences: The dark and dirty urban sprawl Deckard explores in searching for the replicants is contrasted with Dr. Eldon Tyrell's offices and by the bright skyscrapers in the distance. People are migrating to off-world colonies in outer space to escape poverty and contamination.