<http://webisa.webdatacommons.org/concept/_ph_of+water>	<http://webisa.webdatacommons.org/ontology#hasHead>	"ph" .
<http://webisa.webdatacommons.org/concept/_ph_of+water>	<http://webisa.webdatacommons.org/ontology#hasPostModifier>	"of water" .
<http://webisa.webdatacommons.org/concept/_ph_of+water>	<http://www.w3.org/2000/01/rdf-schema#label>	"ph of water" .