Complex sentence: The group was formed in 1978 by elementary school friends Bobby Brown, Michael Bivins and Ricky Bell, Travis Pettus and Corey Rackley; all of whom were living in the Orchard Park housing projects in Boston.
Split into simpler sentences: The group was formed in 1978 by elementary school friends Bobby Brown, Michael Bivins and Ricky Bell, Travis Pettus and Corey Rackley. All of whom were living in the Orchard Park housing projects in Boston.