{
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    "dcatap": "http://data.europa.eu/r5r/",
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    "gnss": "https://gnss.be/vocab/2023/gnss#",
    "locn": "http://www.w3.org/ns/locn#",
    "odrl": "http://www.w3.org/ns/odrl/2/",
    "owl": "http://www.w3.org/2002/07/owl#",
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    "spdx": "http://spdx.org/rdf/terms#",
    "status": "https://publications.europa.eu/resource/authority/distribution-status/",
    "time": "http://www.w3.org/2006/time#",
    "vann": "http://purl.org/vocab/vann/",
    "vcard": "http://www.w3.org/2006/vcard/ns#",
    "voaf": "http://purl.org/vocommons/voaf#",
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    },
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      "gnss:igsModelCode": "AOAD/M_T        NONE",
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      },
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      },
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      },
      "dct:license": {
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      },
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        "@type": "xsd:dateTime",
        "@value": "2022-10-19T18:49:06"
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      "dct:title": "MADR2000.04D.Z",
      "downloadURL": {
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      "@type": "gnss:OBSData",
      "gnss:compressFormat": {
        "@id": "https://gnss.be/PID/standard/hatanaka"
      },
      "gnss:format": {
        "@id": "https://gnss.be/PID/standard/RINEX"
      },
      "gnss:frequency": {
        "@id": "http://purl.org/cld/freq/daily"
      },
      "gnss:obsHeader": {
        "@id": "https://epncb.oma.be/PID/2004/200/MADR00ESP_2004200_01D_30S_R2#obsheader"
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      "gnss:station": {
        "@id": "https://epncb.oma.be/PID/MADR00ESP#station"
      }
    },
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      "@id": "https://epncb.oma.be/PID/2004/200/MADR00ESP_2004200_01D_30S_R2#obsheader",
      "gnss:antenna": {
        "@id": "https://epncb.oma.be/PID/2004/200/MADR00ESP_2004200_01D_30S_R2#antenna"
      },
      "gnss:interval": {
        "@type": "xsd:nonNegativeInteger",
        "@value": "30"
      },
      "gnss:issued": {
        "@type": "xsd:dateTime",
        "@value": "2004-07-18T00:00:00"
      },
      "gnss:markerName": "MADR00ESP",
      "gnss:receiver": {
        "@id": "https://epncb.oma.be/PID/2004/200/MADR00ESP_2004200_01D_30S_R2#receiver"
      },
      "gnss:rinexVersion": "2.10",
      "gnss:temporal": {
        "@id": "https://epncb.oma.be/PID/2004/200/MADR00ESP_2004200_01D_30S_R2#temporal"
      }
    }
  ]
}