"P1" meaning in All languages combined

{
  "forms": [
    {
      "form": "P1s",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "P1 (plural P1s)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "extra": "A common abbreviation used in motorsport to signify the frontmost starting position.",
          "word": "position one"
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "English 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"
        }
      ],
      "examples": [
        {
          "text": "Qualifying went well the other day, I qualified P1.",
          "type": "example"
        },
        {
          "text": "He scored several P1s throughout the season.",
          "type": "example"
        }
      ],
      "glosses": [
        "Abbreviation of position one. (A common abbreviation used in motorsport to signify the frontmost starting position.)"
      ],
      "id": "en-P1-en-noun-Ho5QccsZ",
      "links": [
        [
          "position one",
          "position one#English"
        ]
      ],
      "related": [
        {
          "word": "pole position"
        }
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "P1"
}

{
  "forms": [
    {
      "form": "P1s",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "P1 (plural P1s)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "pole position"
    }
  ],
  "senses": [
    {
      "alt_of": [
        {
          "extra": "A common abbreviation used in motorsport to signify the frontmost starting position.",
          "word": "position one"
        }
      ],
      "categories": [
        "English abbreviations",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms spelled with numbers",
        "English terms with usage examples",
        "English words without vowels",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "Qualifying went well the other day, I qualified P1.",
          "type": "example"
        },
        {
          "text": "He scored several P1s throughout the season.",
          "type": "example"
        }
      ],
      "glosses": [
        "Abbreviation of position one. (A common abbreviation used in motorsport to signify the frontmost starting position.)"
      ],
      "links": [
        [
          "position one",
          "position one#English"
        ]
      ],
      "tags": [
        "abbreviation",
        "alt-of"
      ]
    }
  ],
  "word": "P1"
}