Complex sentence: His family later relocated to Bexley North, where he swam for his school team at Marist College Kogarah, and was coached by Frank Guthrie at the Enfield pool at the age of 12.
Split into simpler sentences: His family later relocated to Bexley North, and he swam for his school team at Marist College Kogarah. Windle was coached by Frank Guthrie at the Enfield pool from the age of 12.