<http://webisa.webdatacommons.org/prov/160641215>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/6188757> .
<http://webisa.webdatacommons.org/6188757>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<yahoo.com> .
<http://webisa.webdatacommons.org/6188757>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/6188757>	<http://www.w3.org/ns/prov#value>	"Another study, this one published in the Dec. 17, 2009 issue of the journal Science, found that a person's self-report about their well-being matches up well with objective measures, which take into account a state's weather, home prices and other factors that are known reasons to frown (or smile)." .