-   semantics:
        Machine:
            iri: http://www.w3.org/ns/prov#Entity
            exact_match:
            -   http://www.w3.org/ns/prov#Entity
            -   http://www.w3.org/ns/sosa/FeatureOfInterest
        ProductionLine:
            iri: http://www.w3.org/ns/prov#Entity
            synonyms:
            -   Line
            -   AssemblyLine
    op: set_vertex_semantics
-   edges:
    -   source: Machine
        target: ProductionLine
        relation: installed_on
    semantics:
        iri: http://www.w3.org/ns/prov#wasInfluencedBy
    op: set_edge_semantics
-   edges:
    -   source: Machine
        target: Machine
        relation: feeds
    semantics:
        iri: http://www.w3.org/ns/prov#wasInfluencedBy
    op: set_edge_semantics
-   edges:
    -   source: Machine
        target: ProductionLine
        relation: installed_on
    -   source: Machine
        target: Machine
        relation: feeds
    directed: true
    op: set_edge_directed
-   targets:
    -   vertex: Machine
        field: operating_temp
        semantics:
            unit: Cel
    op: set_field_semantics
-   vertices:
    -   name: MachineState
        properties:
        -   name: machine_id
            type: STRING
        -   name: status
            type: STRING
        -   name: valid_from
            type: DATETIME
            semantics:
                iri: http://www.w3.org/ns/prov#generatedAtTime
        -   name: valid_to
            type: DATETIME
            semantics:
                iri: http://www.w3.org/ns/prov#invalidatedAtTime
        description: Mutable facts about `Machine`, each holding over one interval. Closing `valid_to` rather than overwriting is what makes history queryable.
        semantics:
            iri: http://www.w3.org/ns/prov#Entity
            exact_match:
            -   http://www.w3.org/ns/prov#Entity
            -   http://www.w3.org/2006/time#ProperInterval
        hash_identity_properties:
        -   machine_id
        -   valid_from
    -   name: ProductionLineState
        properties:
        -   name: line_id
            type: STRING
        -   name: operating_mode
            type: STRING
        -   name: valid_from
            type: DATETIME
            semantics:
                iri: http://www.w3.org/ns/prov#generatedAtTime
        -   name: valid_to
            type: DATETIME
            semantics:
                iri: http://www.w3.org/ns/prov#invalidatedAtTime
        description: Mutable facts about `ProductionLine`, each holding over one interval. Closing `valid_to` rather than overwriting is what makes history queryable.
        semantics:
            iri: http://www.w3.org/ns/prov#Entity
            exact_match:
            -   http://www.w3.org/ns/prov#Entity
            -   http://www.w3.org/2006/time#ProperInterval
        hash_identity_properties:
        -   line_id
        -   valid_from
    -   name: MachineObservation
        properties:
        -   name: machine_id
            type: STRING
        -   name: observed_property
            type: STRING
            semantics:
                exact_match:
                -   http://www.w3.org/ns/sosa/observedProperty
                -   http://www.w3.org/ns/ssn/Property
        -   name: result_value
            type: FLOAT
            semantics:
                exact_match:
                -   http://www.w3.org/ns/sosa/hasSimpleResult
        -   name: result_unit
            type: STRING
            semantics:
                iri: http://qudt.org/schema/qudt/ucumCode
        -   name: result_time
            type: DATETIME
            semantics:
                iri: http://www.w3.org/ns/sosa/resultTime
        description: A measurement of `Machine` at a time.
        semantics:
            iri: http://www.w3.org/ns/sosa/Observation
            exact_match:
            -   http://www.w3.org/ns/sosa/Observation
        hash_identity_properties:
        -   machine_id
        -   observed_property
        -   result_time
    op: add_vertices
-   edges:
    -   source: MachineState
        target: Machine
        relation: specializationOf
        description: The Machine this state is a state of.
        semantics:
            iri: http://www.w3.org/ns/prov#specializationOf
            exact_match:
            -   http://www.w3.org/ns/prov#specializationOf
    -   source: ProductionLineState
        target: ProductionLine
        relation: specializationOf
        description: The ProductionLine this state is a state of.
        semantics:
            iri: http://www.w3.org/ns/prov#specializationOf
            exact_match:
            -   http://www.w3.org/ns/prov#specializationOf
    -   source: MachineObservation
        target: Machine
        relation: hasFeatureOfInterest
        description: The Machine this observation measured.
        semantics:
            iri: http://www.w3.org/ns/sosa/hasFeatureOfInterest
            exact_match:
            -   http://www.w3.org/ns/sosa/hasFeatureOfInterest
    op: add_edges
-   vertices:
    -   name: Evidence
        properties:
        -   name: evidence_id
            type: STRING
        -   name: source_uri
            type: STRING
        -   name: media_type
            type: STRING
        -   name: retrieved_at
            type: DATETIME
            semantics:
                iri: http://www.w3.org/ns/prov#generatedAtTime
        identity:
        -   evidence_id
        description: 'What a fact was read from: a document, an API response, a table row.'
        semantics:
            iri: http://www.w3.org/ns/prov#Entity
            exact_match:
            -   http://www.w3.org/ns/prov#Entity
    -   name: Agent
        properties:
        -   name: agent_id
            type: STRING
        -   name: label
            type: STRING
        -   name: agent_kind
            type: STRING
        identity:
        -   agent_id
        description: Who or what acted or measured.
        semantics:
            iri: http://www.w3.org/ns/prov#Agent
            exact_match:
            -   http://www.w3.org/ns/prov#Agent
            -   http://www.w3.org/ns/sosa/Sensor
    op: add_vertices
-   edges:
    -   source: MachineState
        target: Evidence
        relation: wasDerivedFrom
        description: What this fact was read from.
        semantics:
            iri: http://www.w3.org/ns/prov#wasDerivedFrom
            exact_match:
            -   http://www.w3.org/ns/prov#wasDerivedFrom
    -   source: ProductionLineState
        target: Evidence
        relation: wasDerivedFrom
        description: What this fact was read from.
        semantics:
            iri: http://www.w3.org/ns/prov#wasDerivedFrom
            exact_match:
            -   http://www.w3.org/ns/prov#wasDerivedFrom
    -   source: MachineObservation
        target: Evidence
        relation: wasDerivedFrom
        description: What this fact was read from.
        semantics:
            iri: http://www.w3.org/ns/prov#wasDerivedFrom
            exact_match:
            -   http://www.w3.org/ns/prov#wasDerivedFrom
    -   source: Evidence
        target: Agent
        relation: wasAttributedTo
        description: Who or what produced this evidence.
        semantics:
            iri: http://www.w3.org/ns/prov#wasAttributedTo
            exact_match:
            -   http://www.w3.org/ns/prov#wasAttributedTo
    op: add_edges
-   removals:
        Machine:
        -   status
        ProductionLine:
        -   operating_mode
    op: remove_vertex_properties