<http://webisa.webdatacommons.org/236114144>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<aaai.org> .
<http://webisa.webdatacommons.org/236114144>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/236114144>	<http://www.w3.org/ns/prov#value>	"Many approaches and systems for recommending information, goods, or other kinds of objects have been developed in recent years." .
<http://webisa.webdatacommons.org/prov/153791617>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/236114144> .