@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/> .

ex:b0
    a 
        iop:Variable ;
    rdfs:label 
        "Soil organic carbon concentration" ;
    rdfs:comment 
        """line 35 in the excel""" ;
    iop:hasObjectOfInterest 
        _:b1 ;
    iop:hasMatrix 
        _:b2 ;
    iop:hasProperty 
        _:b3 .

_:b1
    a 
        iop:Entity ,
        iop:AsymmetricSystem ;
    iop:hasNumerator 
        _:b4 ;
    iop:hasDenominator 
        _:b5 .

_:b2
    a 
        iop:Entity ;
    rdfs:label 
        "soil" .

_:b3
    a 
        iop:Property ;
    rdfs:label 
        "concentration" .

_:b4
    a 
        iop:Entity ;
    rdfs:label 
        "carbon" .

_:b5
    a 
        iop:Entity ;
    rdfs:label 
        "soil" .