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Find a Wikipedia image that answers this question: What is the exterior of the Bird's Nest at the Olympic Stadium in Bejing, China made of?

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Represent the given Wikipedia image with related text information: Bird nest" - Olympic Stadium, Beijing, China - panoramio "Bird nest" - Olympic Stadium, Beijing, China.

['<|image_1|>\nRepresent the given Wikipedia image with related text information: Olympic Park, London, 16 April 2012 (6).\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Olympic Park, London, 14 June 2011 (1) Construction of Olympic Park, London (June 2011). Aerial photo of the Olympic Park stadium (left) and media centre (right).\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Olympic Stadium (London), 8 August 2012.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: 073 Vila Olímpica, Peix de Frank Gehry.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Team China - Mens Basketball - Beijing 2008 Olympics (2752105429).\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Olympic Velodrome in Barra Olympic Park tested the track 25.06.16 1 Rio Olympic Velodrome in Barra Olympic Park/ Cyclists from seven countries - Brazil, Switzerland, Australia, Russia, Japan, China and Hong Kong - tested the track.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Commemorative Sculpture of the Beijing 2008 Olympic Torch 5844  the Commemorative Sculpture of the Beijing 2008 Olympic Torch.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: -2009-04-18 Camp Nou stadium, Barcalona, Spain (4)  The view inside the Camp Nou which is the home stadium of FC Barcelona which is in the district of Les Corts in the city of Barcalona, Spain.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: New national stadium tokyo 1 Aerial view of Japan National Stadium, Tokyo.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: TennisAt2004SummerOlympics-1 en:Tennis at the 2004 Summer Olympics.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Olympiastadion - Marcel Schoenhardt.\n']
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