Complex sentence: Kelly Greenberg was the Boston University Women's Basketball Head Coach (2004--2014) until she resigned in 2014 amid charges of abusing players.allegations that she mistreated players first surfaced in 2007 when the coach admitted she made some serious mistakes that she deeply regretted.
Split into simpler sentences: Kelly Greenberg was the Boston University Women's Basketball Head Coach (2004--2014) until she resigned in 2014 amid charges of abusing players. Allegations that she mistreated players first surfaced in 2007 when the coach admitted she made some serious mistakes that she deeply regretted.