Complex sentence: St.Pauls was also known for having award winning sausage rolls until 2012 a campaign from the board of management removed the sausage rolls from the school cafeteria because they were deemed unhealthy.
Split into simpler sentences: St.Pauls was also known for having award winning sausage rolls. Until 2012 a campaign from the board of management removed the sausage rolls from the school cafeteria because they were deemed unhealthy.