<http://webisa.webdatacommons.org/prov/50087501>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/76221642> .
<http://webisa.webdatacommons.org/76221642>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/76221642>	<http://www.w3.org/ns/prov#value>	"In the past, I have often encountered difficulty accessing Facebook in Internet bars, both in Jiangsu and other provinces." .
<http://webisa.webdatacommons.org/76221642>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<danwei.org> .