<http://webisa.webdatacommons.org/prov/508071055>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/162919533> .
<http://webisa.webdatacommons.org/162919533>	<http://www.w3.org/ns/prov#value>	"Ammonia is a corrosive colorless gas with a strong odor." .
<http://webisa.webdatacommons.org/162919533>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<pbs.org> .
<http://webisa.webdatacommons.org/162919533>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .