"ston" meaning in Tok Pisin

{
  "etymology_templates": [
    {
      "args": {
        "1": "tpi",
        "2": "en",
        "3": "stone"
      },
      "expansion": "English stone",
      "name": "der"
    }
  ],
  "etymology_text": "From English stone.",
  "head_templates": [
    {
      "args": {
        "1": "tpi",
        "2": "noun"
      },
      "expansion": "ston",
      "name": "head"
    }
  ],
  "lang": "Tok Pisin",
  "lang_code": "tpi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Pages with 5 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Tok Pisin entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "english": "→New International Version translation",
          "ref": "1989, Buk Baibel long Tok Pisin, Port Moresby: Bible Society of Papua New Guinea, Jenesis 2:12:",
          "text": "Long kantri Havila i gat gutpela gol, na i gat wanpela kain diwai, blut bilong en i gat gutpela smel. Na i gat wanpela kain ston i dai tumas, em ol i save kolim kanilian.",
          "type": "quote"
        }
      ],
      "glosses": [
        "stone"
      ],
      "id": "en-ston-tpi-noun-3D1Q2o2s",
      "links": [
        [
          "stone",
          "stone"
        ]
      ]
    }
  ],
  "word": "ston"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "tpi",
        "2": "en",
        "3": "stone"
      },
      "expansion": "English stone",
      "name": "der"
    }
  ],
  "etymology_text": "From English stone.",
  "head_templates": [
    {
      "args": {
        "1": "tpi",
        "2": "noun"
      },
      "expansion": "ston",
      "name": "head"
    }
  ],
  "lang": "Tok Pisin",
  "lang_code": "tpi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Pages with 5 entries",
        "Pages with entries",
        "Tok Pisin entries with incorrect language header",
        "Tok Pisin lemmas",
        "Tok Pisin nouns",
        "Tok Pisin terms derived from English",
        "Tok Pisin terms with quotations"
      ],
      "examples": [
        {
          "english": "→New International Version translation",
          "ref": "1989, Buk Baibel long Tok Pisin, Port Moresby: Bible Society of Papua New Guinea, Jenesis 2:12:",
          "text": "Long kantri Havila i gat gutpela gol, na i gat wanpela kain diwai, blut bilong en i gat gutpela smel. Na i gat wanpela kain ston i dai tumas, em ol i save kolim kanilian.",
          "type": "quote"
        }
      ],
      "glosses": [
        "stone"
      ],
      "links": [
        [
          "stone",
          "stone"
        ]
      ]
    }
  ],
  "word": "ston"
}