Complex sentence: Ford began his career at local boys club St.Johns before embarking on his professional career in the youth ranks at Rangers, before departing at age 12 to join Hearts, where he would spend the next 5 years.
Split into simpler sentences: Ford began his career at local boys club St.Johns before embarking on his professional career in the youth ranks at Rangers. Ford left the club at the age of 12 to join Hearts, where he would spend the next 5 years.