Complex sentence: After his marriage to Madelyn McKinney, he moved to Lexington, Kentucky to continue his trade as an optician, working for Tinder-Krausse-Tinder, a company which also sold photographic equipment.
Split into simpler sentences: After his marriage to Madelyn McKinney, he moved to Lexington, Kentucky to continue his trade as an optician. The company he worked for, Tinder-Krausse-Tinder also sold photographic equipment.