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{"version":"1.0","provider_name":"A Cappella Singers K.O.E.","provider_url":"https:\/\/koe.sfc.keio.ac.jp","author_name":"kirimin","author_url":"https:\/\/koe.sfc.keio.ac.jp\/author\/kirimin\/","title":"About K.O.E.","type":"rich","width":600,"height":338,"html":"About K.O.E.<\/a><\/blockquote>