<http://webisa.webdatacommons.org/450479107>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/214521221>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/450479107> .
<http://webisa.webdatacommons.org/450479107>	<http://www.w3.org/ns/prov#value>	"Factors such as being married or cohabiting, age of the individuals and duration of the partnership all have an effect on the level of happiness in a relationship." .
<http://webisa.webdatacommons.org/450479107>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sx.ac.uk> .