Original sentence: The Alexandra Palace was then used for the production of joint BBC/Open University (OU) programmes for a while, but all OU programmes are now produced in Milton Keynes where the OU's headquarters are located.The Wood Green Empire has now been replaced by a shopping precinct and all that is left of the BBC TV at Alexandra Palace is the familiar TV mast.The nearby Alexandra Palace played a leading role in the development of both public service television in the UK.Wood Green also played its part in the history of commercial television
Edited sentence: Ally Pally was then used for the production of joint BBC/Open University (OU) programmes for a while, but all OU programmes are now produced in Milton Keynes where the OU's headquarters are located.Historically, Wood Green played a leading role in the development of both public service and commercial television in the UK.Sadly, the Wood Green Empire no longer exists (it has been replaced by a shopping precinct) and all that is left of the halcyon days of BBC TV in Wood Green is the familiar TV mast on Alexandra Palace