Complex sentence: His father died from complications from hernia surgery in January 2006, when Hernandez was 16; according to his mother, his father's death greatly affected the younger Hernandez, leading him to rebel against authority figures.
Split into simpler sentences: His father died from complications from hernia surgery in January 2006, when Hernandez was 16. According to his mother, his father's death greatly affected the younger Hernandez, leading him to rebel against authority figures.