"trackage rights" meaning in English

{
  "forms": [
    {
      "form": "trackage right",
      "tags": [
        "singular"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "p",
        "sg": "trackage right"
      },
      "expansion": "trackage rights pl (normally plural, singular trackage right)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "American English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English pluralia tantum",
          "parents": [
            "Pluralia tantum",
            "Nouns",
            "Lemmas"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rail transportation",
          "orig": "en:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1941 January, “Notes and News: An Important American Amalgamation”, in Railway Magazine, page 34:",
          "text": "In addition, the combined system has trackage rights into Memphis, Tennessee, and Birmingham, Alabama.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Synonym of running powers."
      ],
      "id": "en-trackage_rights-en-noun-i7vuwLh1",
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "running powers",
          "running powers#English"
        ]
      ],
      "raw_glosses": [
        "(rail transport, US) Synonym of running powers."
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "running powers"
        }
      ],
      "tags": [
        "US",
        "plural",
        "plural-normally"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-aɪts"
    }
  ],
  "word": "trackage rights"
}

{
  "forms": [
    {
      "form": "trackage right",
      "tags": [
        "singular"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "p",
        "sg": "trackage right"
      },
      "expansion": "trackage rights pl (normally plural, singular trackage right)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "American English",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English pluralia tantum",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "Rhymes:English/aɪts",
        "Rhymes:English/aɪts/3 syllables",
        "en:Rail transportation"
      ],
      "examples": [
        {
          "ref": "1941 January, “Notes and News: An Important American Amalgamation”, in Railway Magazine, page 34:",
          "text": "In addition, the combined system has trackage rights into Memphis, Tennessee, and Birmingham, Alabama.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Synonym of running powers."
      ],
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "running powers",
          "running powers#English"
        ]
      ],
      "raw_glosses": [
        "(rail transport, US) Synonym of running powers."
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "running powers"
        }
      ],
      "tags": [
        "US",
        "plural",
        "plural-normally"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "sounds": [
    {
      "rhymes": "-aɪts"
    }
  ],
  "word": "trackage rights"
}