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Find a Wikipedia image that answers this question: The top portion of the green gate leading to Forum des Halles forms how much of a circle?

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Represent the given Wikipedia image with related text information: Parigi, Forum des Halles, 2009.

['<|image_1|>\nRepresent the given Wikipedia image with related text information: Le Carrousel (Explore!) (8841152864).\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Madrid - Puerta del Sol - 121223 182653.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Barcelona North-East (2806934358).\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Eiffel Tower 1, Paris may 2013.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Eiffel Tower, Paris 1 November 2014.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Galeries Lafayette, Paris 28 June 2010.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Carrousel de Paris Double decker carousel Quai Branly 2012 This picture representing a carousel was taken in Paris.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Café de la Paix Paris France  Cafe de la Paix, Paris, France.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Paris, France. Restaurant LE PROCOPE (Entrance)(PA00088496).\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Borough market in full swing - geograph.org.uk - 304202 Borough market in full swing.\n', '<|image_1|>\nRepresent the given Wikipedia image with related text information: Street art in the tunnel at Rue des Tanneurs under the railway (Brussels, Belgium) Street art in the tunnel at Rue des Brigittines under the railway (Brussels, Belgium).\n']
['images/WebQA/Train/30050172.jpg', 'images/WebQA/Train/30115832.jpg', 'images/WebQA/Train/30250720.jpg', 'images/WebQA/Train/30006230.jpg', 'images/WebQA/Train/30053065.jpg', 'images/WebQA/Train/30356794.jpg', 'images/WebQA/Train/30278427.jpg', 'images/WebQA/Train/30019583.jpg', 'images/WebQA/Train/30165502.jpg', 'images/WebQA/Train/30032238.jpg', 'images/WebQA/Train/30106596.jpg']