Complex sentence: In 2009 follow by a trouble years, David went to visit him for a while, and in 2014, David went to visit him and his wife Kylie along with their newborn daughter Lilly.
Split into simpler sentences: In 2009 following a troubled year David went to visit him for a while. In 2014 David went to visit him again, this time with his wife Kylie and their newborn daughter Lilly.