<http://webisa.webdatacommons.org/prov/371262120>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/27739961> .
<http://webisa.webdatacommons.org/27739961>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/27739961>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<ccsenet.org> .
<http://webisa.webdatacommons.org/27739961>	<http://www.w3.org/ns/prov#value>	"It was concluded that drinking water, especially well water in the rural areas ofHigh-tech District in Tai???an City was slightly polluted." .