@prefix iop: <https://w3id.org/iadopt/ont/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix ex: <http://example.org/iadopt/challenge/> .
@prefix iopp: <https://w3id.org/iadopt/pattern/> .
@prefix patt: <http://example.org/iadopt/pattern> .
@prefix sosa: <http://www.w3.org/ns/sosa/> .
@prefix uom: <http://www.ontology-of-units-of-measure.org/resource/om-2/> .

ex:glvar
    a 
        iop:Variable ;
    rdfs:label 
        "solubility of molecular oxygen from air in water" ;
    rdfs:comment 
        """solubility of molecular oxygen from air in water with MilliQ (10.2MOhm) purity at local air conditions""" ;
    ex:issue "https://github.com/mabablue/I-ADOPT-examples-playground/issues/82" ;
   iop:hasObjectOfInterest 
        _:b0 ;
    iop:hasProperty 
        <https://qudt.org/vocab/quantitykind/AmountOfSubstancePerMass> ;
    iop:hasConstraint 
        [ a iop:Constraint ;
             rdfs:label "condition: at local atmospheric pressure" ;
             iop:constrains <https://qudt.org/vocab/quantitykind/AmountOfSubstancePerMass> ;
        ] ,
        [ a iop:Constraint ;
             rdfs:label "source: air" ;
             iop:constrains <https://www.wikidata.org/entity/Q5203615> ;
        ] ,
        [ a iop:Constraint ;
             rdfs:label "resistivity: 10.2 MΩ cm" ;
             iop:constrains <https://www.wikidata.org/entity/Q283> ;
        ] ,
        [ a iop:Constraint ;
             rdfs:label "condition: at local temperature" ;
             iop:constrains <https://qudt.org/vocab/quantitykind/AmountOfSubstancePerMass> ;
        ] .

_:b0
    a 
        iop:Entity ,
        iop:AsymmetricSystem ;
    iop:hasDenominator 
        <https://www.wikidata.org/entity/Q283> ;
    iop:hasNumerator 
        <https://www.wikidata.org/entity/Q5203615> .

<https://qudt.org/vocab/quantitykind/AmountOfSubstancePerMass>
    a 
        iop:Property ;
    rdfs:label 
        "amount of substance per mass" .

<https://www.wikidata.org/entity/Q283>
    a 
        iop:Entity ;
    rdfs:label 
        "water" .

<https://www.wikidata.org/entity/Q5203615>
    a 
        iop:Entity ;
    rdfs:label 
        "molecular oxygen" .