"s'a" meaning in French

{
  "forms": [
    {
      "form": "s’a",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "fr",
        "2": "contraction"
      },
      "expansion": "s’a",
      "name": "head"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "contraction",
  "senses": [
    {
      "alt_of": [
        {
          "word": "sur la"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "French 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"
        },
        {
          "kind": "other",
          "name": "Quebec French",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "We were the only ones who had a big yard on Châteauguay street.",
          "ref": "2015 February 16, Dale Gilbert, chapter 3, in Vivre en quartier populaire: Saint-Sauveur, 1930-1980, page 117:",
          "text": "On était les seuls qui avaient une grand cour s’a rue Châteauguay.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Contraction of sur la"
      ],
      "id": "en-s'a-fr-contraction-Z-LRQyXt",
      "links": [
        [
          "sur",
          "sur#French"
        ],
        [
          "la",
          "la#French"
        ]
      ],
      "raw_glosses": [
        "(colloquial, Quebec) Contraction of sur la"
      ],
      "related": [
        {
          "word": "su'l"
        }
      ],
      "tags": [
        "Quebec",
        "abbreviation",
        "alt-of",
        "colloquial",
        "contraction"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sa/"
    }
  ],
  "word": "s'a"
}

{
  "forms": [
    {
      "form": "s’a",
      "tags": [
        "canonical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "fr",
        "2": "contraction"
      },
      "expansion": "s’a",
      "name": "head"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "contraction",
  "related": [
    {
      "word": "su'l"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "word": "sur la"
        }
      ],
      "categories": [
        "French 1-syllable words",
        "French colloquialisms",
        "French contractions",
        "French entries with incorrect language header",
        "French non-lemma forms",
        "French terms with IPA pronunciation",
        "French terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "Quebec French"
      ],
      "examples": [
        {
          "english": "We were the only ones who had a big yard on Châteauguay street.",
          "ref": "2015 February 16, Dale Gilbert, chapter 3, in Vivre en quartier populaire: Saint-Sauveur, 1930-1980, page 117:",
          "text": "On était les seuls qui avaient une grand cour s’a rue Châteauguay.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Contraction of sur la"
      ],
      "links": [
        [
          "sur",
          "sur#French"
        ],
        [
          "la",
          "la#French"
        ]
      ],
      "raw_glosses": [
        "(colloquial, Quebec) Contraction of sur la"
      ],
      "tags": [
        "Quebec",
        "abbreviation",
        "alt-of",
        "colloquial",
        "contraction"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/sa/"
    }
  ],
  "word": "s'a"
}