Complex sentence: On March 30,2015, Rozier and Louisville teammate Montrezl Harrell declared for the NBA draft and on June 25,2015, Rozier was selected with the 16th pick of the 2015 NBA draft by the Boston Celtics.
Split into simpler sentences: On March 30,2015, Rozier and Louisville teammate Montrezl Harrell declared for the NBA draft. On June 25,2015, Rozier was selected with the 16th pick of the 2015 NBA draft by the Boston Celtics.