Complex sentence: On the 30th of July 2005, Roger fathered a third son, Reuben, with an adult educator, with whom he went on to have a daughter, Lulu, in 2007.
Split into simpler sentences: On the 30th of July 2005, Roger fathered a third son, Reuben, with an adult educator. With whom he went on to have a daughter, Lulu, in 2007.