<http://webisa.webdatacommons.org/391215395>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/391215395>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<freakonomics.com> .
<http://webisa.webdatacommons.org/prov/371361571>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/391215395> .
<http://webisa.webdatacommons.org/391215395>	<http://www.w3.org/ns/prov#value>	"Or a pet that is a vehicle for improving the owner???s own skills, such as a horse." .