sentences:  The event was jointly staged by GMPTE, British Rail, British Rail Engineering Limited, GEC, Balfour Beatty and Fairclough Civil Engineering Ltd and was formally opened by David Mitchell MP, Minister of State for Transport, on 10 March 1987.Demonstrations were held on 14, 15, 20, 21 and 22 March 1987 at a specially-constructed railway station at Debdale Park and ticket holders were treated to a short ride on the DLR vehicle along a stretch of track, from just north of the Hyde Road junction to just south of the closed Reddish depot.The DLR train was specially fitted with a pantograph and powered by overhead line, and was driven manually rather than in automatic mode, which was to be normal practice when in operation on the Docklands system.