<http://webisa.webdatacommons.org/concept/_attack_on+9%2F11>	<http://webisa.webdatacommons.org/ontology#hasHead>	"attack" .
<http://webisa.webdatacommons.org/concept/_attack_on+9%2F11>	<http://www.w3.org/2000/01/rdf-schema#label>	"attack on 9/11" .
<http://webisa.webdatacommons.org/concept/_attack_on+9%2F11>	<http://webisa.webdatacommons.org/ontology#hasPostModifier>	"on 9/11" .