"Pythagorean quadruple" meaning in English

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  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A set of three positive integers a, b, c, and d, for which a²+b²+c²=d²"
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        "(mathematics) A set of three positive integers a, b, c, and d, for which a²+b²+c²=d²"
      ],
      "related": [
        {
          "word": "Pythagorean triple"
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      ],
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      "wikipedia": [
        "Pythagorean quadruple"
      ]
    }
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  "word": "Pythagorean quadruple"
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  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "Pythagorean triple"
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        "A set of three positive integers a, b, c, and d, for which a²+b²+c²=d²"
      ],
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          "mathematics",
          "mathematics"
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        "(mathematics) A set of three positive integers a, b, c, and d, for which a²+b²+c²=d²"
      ],
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        "mathematics",
        "sciences"
      ],
      "wikipedia": [
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