_:vb14506 . _:vb14510 . _:vb14511 . _:vb14510 . _:vb14506 _:vb14508 . _:vb14509 . _:vb14509 . _:vb14506 . . "The superclass of properties that link a gr:QuantitativeValue or a gr:QualitativeValue to a second gr:QuantitativeValue or a gr:QualitativeValue that provides additional information on the original value. A good modeling practice is to define specializations of this property (e.g. foo:referenceTemperature) for your particular domain."@en . _:vb14508 _:vb14507 . "value reference (0..*)"@en . _:vb14507 . _:vb14509 _:vb14511 . _:vb14507 . . _:vb14508 . _:vb14511 _:vb14510 .