Osisoft Pi Context

{
  "@context": {
    "@version": 1.1,
    "schema": "https://schema.org/",
    "pi": "https://docs.aveva.com/bundle/pi-web-api-reference/vocab#",
    "xsd": "http://www.w3.org/2001/XMLSchema#",
    "ssn": "http://www.w3.org/ns/ssn/",
    "sosa": "http://www.w3.org/ns/sosa/",
    "qudt": "http://qudt.org/schema/qudt/",

    "PIPoint": {
      "@id": "sosa:ObservableProperty",
      "@type": "@id"
    },
    "WebId": {
      "@id": "schema:identifier"
    },
    "Id": {
      "@id": "schema:identifier",
      "@type": "xsd:integer"
    },
    "Name": {
      "@id": "schema:name"
    },
    "Path": {
      "@id": "pi:path"
    },
    "PointType": {
      "@id": "pi:pointType"
    },
    "EngineeringUnits": {
      "@id": "qudt:unit"
    },
    "Description": {
      "@id": "schema:description"
    },

    "TimedValue": {
      "@id": "sosa:Observation",
      "@type": "@id"
    },
    "Timestamp": {
      "@id": "sosa:resultTime",
      "@type": "xsd:dateTime"
    },
    "Value": {
      "@id": "sosa:hasSimpleResult"
    },
    "Good": {
      "@id": "pi:goodQuality",
      "@type": "xsd:boolean"
    },
    "Questionable": {
      "@id": "pi:questionable",
      "@type": "xsd:boolean"
    },
    "Substituted": {
      "@id": "pi:substituted",
      "@type": "xsd:boolean"
    },
    "UnitsAbbreviation": {
      "@id": "qudt:unit"
    },

    "Element": {
      "@id": "ssn:System",
      "@type": "@id"
    },
    "Attribute": {
      "@id": "ssn:Property",
      "@type": "@id"
    },
    "HasChildren": {
      "@id": "pi:hasChildren",
      "@type": "xsd:boolean"
    },
    "TemplateName": {
      "@id": "pi:templateName"
    },

    "EventFrame": {
      "@id": "schema:Event",
      "@type": "@id"
    },
    "StartTime": {
      "@id": "schema:startDate",
      "@type": "xsd:dateTime"
    },
    "EndTime": {
      "@id": "schema:endDate",
      "@type": "xsd:dateTime"
    },
    "Severity": {
      "@id": "pi:severity"
    }
  }
}