"dat" meaning in Volapük

{
  "head_templates": [
    {
      "args": {
        "1": "vo",
        "2": "conjunction"
      },
      "expansion": "dat",
      "name": "head"
    }
  ],
  "lang": "Volapük",
  "lang_code": "vo",
  "pos": "conj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 27 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Volapük entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "so that"
      ],
      "id": "en-dat-vo-conj-q2t6vl5J",
      "links": [
        [
          "so that",
          "so that"
        ]
      ]
    }
  ],
  "word": "dat"
}

{
  "categories": [
    "Pages with 27 entries",
    "Pages with entries",
    "West Frisian conjunctions",
    "West Frisian determiner forms",
    "West Frisian entries with incorrect language header",
    "West Frisian lemmas",
    "West Frisian non-lemma forms",
    "West Frisian pronouns"
  ],
  "head_templates": [
    {
      "args": {
        "1": "vo",
        "2": "conjunction"
      },
      "expansion": "dat",
      "name": "head"
    }
  ],
  "lang": "Volapük",
  "lang_code": "vo",
  "pos": "conj",
  "senses": [
    {
      "categories": [
        "Pages with 27 entries",
        "Pages with entries",
        "Volapük conjunctions",
        "Volapük entries with incorrect language header",
        "Volapük lemmas"
      ],
      "glosses": [
        "so that"
      ],
      "links": [
        [
          "so that",
          "so that"
        ]
      ]
    }
  ],
  "word": "dat"
}