@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 sosa: <http://www.w3.org/ns/sosa/> .
@prefix uom: <http://www.ontology-of-units-of-measure.org/resource/om-2/> .
@prefix patt: <http://example.org/iadopt/pattern> .

<http://example.org/CCA/U236LH>
    a 
        iop:Variable ;
    rdfs:label 
        "Number of Uranium-236 atoms in sea water" ;
    rdfs:comment 
        """Number of Uranium-236 atoms per unit mass in sea water from discharges of the nuclear fuel reprocessing plant at La Hage, France. Uranium-236 is a radioactive isotope of element Iodine, with a half-life of about 23.4 million years.
        Units: atoms kg-1""" ;
    ex:issue "https://github.com/mabablue/I-ADOPT-examples-playground/issues/134" ;
    iop:hasObjectOfInterest 
        _:b0 ;
    iop:hasProperty 
        <https://www.wikidata.org/entity/Q139568528> ;
    iop:hasConstraint 
        [ a iop:Constraint ;
             rdfs:label "source: nuclear fuel reprocessing plant La Hague, France" ;
             iop:constrains <https://www.wikidata.org/entity/Q5955496> ;
        ] .

_:b0
    a 
        iop:Entity ,
        iop:AsymmetricSystem ;
    iop:hasDenominator 
        <https://www.wikidata.org/entity/Q184395> ;
    iop:hasNumerator 
        <https://www.wikidata.org/entity/Q5955496> .

<https://www.wikidata.org/entity/Q139568528>
    a 
        iop:Property ;
    rdfs:label 
        "number density per unit mass" .

<https://www.wikidata.org/entity/Q184395>
    a 
        iop:Entity ;
    rdfs:label 
        "sea water" .

<https://www.wikidata.org/entity/Q5955496>
    a 
        iop:Entity ;
    rdfs:label 
        "Uranium-236" .