Complex sentence: In 2014 Adam began his first full supercross season, winning 3 out of his 5 first races, but didn't get to finish the season due to a shoulder injury he received in Toronto, Canada after crashing in the whoops section.
Split into simpler sentences: In 2014 Adam began his first full supercross season, winning 3 out of his 5 first races. Unfortunately, Adam didn't get to finish the season due to a shoulder injury he received in Toronto, Canada after crashing in the whoops section.