sentences:  It includes the suburbs of Constitution Hill, Northmead, Old Toongabbie and Winston Hills and parts of Seven Hills, Baulkham Hills, Blacktown, Kings Langley, Glenwood, Lalor Park, Pendle Hill, Prospect, Toongabbie, Wentworthville and Westmead.Seven Hills was established for the first time in 1981 but it was abolished in 1991.It was recreated from 2015 as a result of the 2013 redistribution.