"Millennium Dome" meaning in English

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  "lang_code": "en",
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          "ref": "2012, Andrew Martin, Underground Overground: A passenger's history of the Tube, Profile Books, →ISBN, pages 60–61:",
          "text": "And while the Jubilee Line Extension was not built to serve the Millennium Dome, it was finished quickly in 1999 in order to take people to the Millennial Party that was held here; [...]",
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        "A large building at Greenwich in London, the largest single roofed structure in the world; now renamed \"O2\"."
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      "id": "en-Millennium_Dome-en-name-JjeyyoDi",
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          "Greenwich",
          "Greenwich"
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          "London",
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        [
          "O2",
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      "related": [
        {
          "word": "white elephant"
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        "Millennium Dome"
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