Complex sentence: Those who went on strike were promptly evicted from their company homes, and they moved to tent villages prepared by the UMWA, with tents built on wood platforms and furnished with cast iron stoves on land leased by the union in preparation for a strike.
Split into simpler sentences: Those who went on strike were promptly evicted from their company homes, and they moved to tent villages prepared by the UMWA. The tents were built on wood platforms and furnished with cast iron stoves on land leased by the union in preparation for a strike.