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Find a Wikipedia image that answers this question: What color is the exterior ring on the top of the olympic stadium in London?

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Represent the given Wikipedia image with related text information: Olympic Stadium, London, 14 June 2011 cropped.

['<|image_1|>\nRepresent the given Wikipedia image with related text information: 2012 Olympic Cauldron 4 Aug.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Olympic Torch relay London.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Berlin Olympic Stadium.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: 2008 Olympic Torch Relay, London AB1.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Beijing Olympics Birds Nest Roof.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Olympic torch detail, 2008 Olympic Torch Relay, London AB1 (cropped).\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: 2008 Olympic Torch Relay, London AB2.\n', "<|image_1|>\nRepresent the given Wikipedia image with related text information: Estadi Olímpic de Montjuïc - Barcelona's 1992 Olympic Stadium.\n", '<|image_1|>\nRepresent the given Wikipedia image with related text information: Olympic mascots The official mascots of the 2012 London Olympics and Paralympics, Wenlock and Mandeville.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Stadium Australia 2.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: 2016 Summer Olympics opening ceremony 1035334-olimpiadas abertura-4102 Rio de Janeiro - Cerimonia de abertura dos Jogos Olimpicos Rio 2016 no Estadio do Maracana. (Fernando Frazao/Agencia Brasil).\n']
['images/WebQA/Train/30356997.jpg', 'images/WebQA/Train/30211924.jpg', 'images/WebQA/Train/30200562.jpg', 'images/WebQA/Train/30349868.jpg', 'images/WebQA/Train/30263868.jpg', 'images/WebQA/Train/30239132.jpg', 'images/WebQA/Train/30351387.jpg', 'images/WebQA/Train/30352660.jpg', 'images/WebQA/Train/30128704.jpg', 'images/WebQA/Train/30210984.jpg', 'images/WebQA/Train/30303921.jpg']