Complex sentence: As a teenager his father leaving obliged him to take to the streets and become part of a gang where became involved in hustling and the end result was charges for murder and he received a prison sentence.
Split into simpler sentences: As a teenager his father walked out and this resulted in Mathis having to fend for himself, which resulted in him becoming part of a gang which became involved in hustling. He was charged for murder and he received a prison sentence.