Original sentence: As part of the 1974 local government reform it was merged with Warwick, Kenilworth and surrounding rural areas into the Warwick district, the headquarters of which are based in Leamington.At the 2005 general election, James Plaskitt had a majority of just 266 votes.Leamington Spa is administered by several local authorities, each with different responsibilities, the two main authorities are Warwickshire County Council and Warwick District Council.Leamington is part of the Parliamentary constituency of Warwick and Leamington.Since 2002 Leamington has also been a civil parish and therefore has its own Town Council.Since the 1997 general election the sitting MP has been James Plaskitt of the Labour Party, but before then was considered a safe Conservative constituency, with former Prime Minister Anthony Eden once a Leamington MP
Edited sentence: As part of the 1974 local government reform it was merged with Warwick, Kenilworth, and surrounding rural areas into the Warwick District, which  has its offices in  Leamington.At the 2005 general election, James Plaskitt had a majority of just 266 votes, making it a marginal seat.It  had previously been  a Conservative safe seat, including  as its  MP,  Anthony Eden a former British  prime minister.Leamington Spa is a town and civil parish in  the Warwick District Council, an  administrative division of  the county  of Warwickshire.Leamington is part of the parliamentary constituency of Warwick and Leamington.Since 2002 the parish is represented at  the lowest level of local  government  by  its Town Council.Since the 1997 general election the constituency  has been represented in  parliament by James Plaskitt  (Labour)