"τούτου" meaning in Grec ancien

{
  "categories": [
    {
      "kind": "other",
      "name": "Pronoms démonstratifs en grec ancien",
      "parents": [],
      "source": "w"
    },
    {
      "kind": "other",
      "name": "Grec ancien",
      "orig": "grec ancien",
      "parents": [],
      "source": "w"
    }
  ],
  "lang": "Grec ancien",
  "lang_code": "grc",
  "pos": "pron",
  "pos_title": "Pronom démonstratif",
  "raw_tags": [
    "τούτου, toútou"
  ],
  "senses": [
    {
      "glosses": [
        "Génitif masculin singulier de οὗτος."
      ],
      "id": "fr-τούτου-grc-pron-imq5QaMM"
    },
    {
      "glosses": [
        "Génitif neutre singulier de οὗτος."
      ],
      "id": "fr-τούτου-grc-pron-VnPn5AMR"
    }
  ],
  "tags": [
    "demonstrative"
  ],
  "word": "τούτου"
}

{
  "categories": [
    "Pronoms démonstratifs en grec ancien",
    "grec ancien"
  ],
  "lang": "Grec ancien",
  "lang_code": "grc",
  "pos": "pron",
  "pos_title": "Pronom démonstratif",
  "raw_tags": [
    "τούτου, toútou"
  ],
  "senses": [
    {
      "glosses": [
        "Génitif masculin singulier de οὗτος."
      ]
    },
    {
      "glosses": [
        "Génitif neutre singulier de οὗτος."
      ]
    }
  ],
  "tags": [
    "demonstrative"
  ],
  "word": "τούτου"
}