<http://webisa.webdatacommons.org/concept/_article_18>	<http://www.w3.org/2000/01/rdf-schema#label>	"article 18" .
<http://webisa.webdatacommons.org/concept/_article_18>	<http://webisa.webdatacommons.org/ontology#hasHead>	"article" .
<http://webisa.webdatacommons.org/concept/_article_18>	<http://webisa.webdatacommons.org/ontology#hasPostModifier>	"18" .