Complex sentence: Before 2012-13 NBA season, on July 10,2012, Griffin signed a contract extension reportedly worth $95 million for 5 years, deal will keep him under contract until the end of 2017-18 season.
Split into simpler sentences: Before 2012-13 NBA season, on July 10,2012, Griffin signed a contract extension reportedly worth $95 million for 5 years. The deal will keep him under contract until the end of 2017-18 season.