"des Pudels Kern" meaning in German

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "cs",
            "2": "jádro pudla",
            "clq": "1"
          },
          "expansion": "→ Czech: jádro pudla (calque)",
          "name": "desc"
        }
      ],
      "text": "→ Czech: jádro pudla (calque)"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "sv",
            "2": "pudelns kärna",
            "clq": "1"
          },
          "expansion": "→ Swedish: pudelns kärna (calque)",
          "name": "desc"
        }
      ],
      "text": "→ Swedish: pudelns kärna (calque)"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "the poodle's core"
      },
      "expansion": "“the poodle's core”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "the poodle's core"
      },
      "expansion": "Literally, “the poodle's core”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “the poodle's core”. The phrase is taken from a scene in Faust, Part One during which a black poodle follows Faust home and transforms into a wandering scholar, who is actually Mephistopheles in disguise. Faust exclaims: \"Das war also des Pudels Kern!\" (“So that was the poodle's core!”); that is, \"So that's what was going on inside the poodle!\".",
  "head_templates": [
    {
      "args": {
        "1": "de",
        "2": "noun",
        "g": "m"
      },
      "expansion": "des Pudels Kern m",
      "name": "head"
    }
  ],
  "hyphenation": [
    "des"
  ],
  "lang": "German",
  "lang_code": "de",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "German entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "the crux of the matter, the gist of the matter, the heart of the matter"
      ],
      "id": "en-des_Pudels_Kern-de-noun-47Bg7xQV",
      "links": [
        [
          "crux",
          "crux"
        ],
        [
          "gist",
          "gist"
        ],
        [
          "heart",
          "heart"
        ]
      ],
      "synonyms": [
        {
          "word": "Kern der Sache"
        }
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "Faust, Part One"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/dɛs ˈpuːdl̩s ˈkɛrn/"
    },
    {
      "audio": "De-des Pudels Kern.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/33/De-des_Pudels_Kern.ogg/De-des_Pudels_Kern.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/3/33/De-des_Pudels_Kern.ogg"
    }
  ],
  "word": "des Pudels Kern"
}

{
  "descendants": [
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "cs",
            "2": "jádro pudla",
            "clq": "1"
          },
          "expansion": "→ Czech: jádro pudla (calque)",
          "name": "desc"
        }
      ],
      "text": "→ Czech: jádro pudla (calque)"
    },
    {
      "depth": 1,
      "templates": [
        {
          "args": {
            "1": "sv",
            "2": "pudelns kärna",
            "clq": "1"
          },
          "expansion": "→ Swedish: pudelns kärna (calque)",
          "name": "desc"
        }
      ],
      "text": "→ Swedish: pudelns kärna (calque)"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "the poodle's core"
      },
      "expansion": "“the poodle's core”",
      "name": "m-g"
    },
    {
      "args": {
        "1": "the poodle's core"
      },
      "expansion": "Literally, “the poodle's core”",
      "name": "lit"
    }
  ],
  "etymology_text": "Literally, “the poodle's core”. The phrase is taken from a scene in Faust, Part One during which a black poodle follows Faust home and transforms into a wandering scholar, who is actually Mephistopheles in disguise. Faust exclaims: \"Das war also des Pudels Kern!\" (“So that was the poodle's core!”); that is, \"So that's what was going on inside the poodle!\".",
  "head_templates": [
    {
      "args": {
        "1": "de",
        "2": "noun",
        "g": "m"
      },
      "expansion": "des Pudels Kern m",
      "name": "head"
    }
  ],
  "hyphenation": [
    "des"
  ],
  "lang": "German",
  "lang_code": "de",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "German entries with incorrect language header",
        "German lemmas",
        "German masculine nouns",
        "German multiword terms",
        "German nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "the crux of the matter, the gist of the matter, the heart of the matter"
      ],
      "links": [
        [
          "crux",
          "crux"
        ],
        [
          "gist",
          "gist"
        ],
        [
          "heart",
          "heart"
        ]
      ],
      "synonyms": [
        {
          "word": "Kern der Sache"
        }
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "Faust, Part One"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/dɛs ˈpuːdl̩s ˈkɛrn/"
    },
    {
      "audio": "De-des Pudels Kern.ogg",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/33/De-des_Pudels_Kern.ogg/De-des_Pudels_Kern.ogg.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/3/33/De-des_Pudels_Kern.ogg"
    }
  ],
  "word": "des Pudels Kern"
}