 Complete the following phrase:  Nearly a year later on May 5, 1951, the Nimrod computercreated by engineering firm and nascent computer developer Ferrantiwas presented at the Festival of Britain, and then showcased for three weeks in October at the Berlin Industrial Show before being dismantled. Using a panel of lights for its display, it was designed exclusively to play the game of Nim; moves were made by players pressing buttons which corresponded with the lights. Nimrod could play either the traditional or reverse form of the game. The machine was twelve feet wide, nine feet deep, and five feet tall. It was based on an earlier Nim-playing machine, Nimatron, designed by Edward Condon and built by Westinghouse Electric in 1940 for display at the 