<http://webisa.webdatacommons.org/254786310>	<http://www.w3.org/ns/prov#value>	"Laughter, like smiling and sex, is an activity we commonly associate with pleasure and happiness." .
<http://webisa.webdatacommons.org/254786310>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<scienceline.org> .
<http://webisa.webdatacommons.org/prov/328479887>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/254786310> .
<http://webisa.webdatacommons.org/254786310>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/58952815>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/254786310> .