<http://webisa.webdatacommons.org/146083975>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/146083975>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/188856193>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/146083975> .
<http://webisa.webdatacommons.org/146083975>	<http://www.w3.org/ns/prov#value>	"If the item is determined not to be a hyperlink (step 908), then the e-mail processor determines if the item is an attachment, such as a Portable Document Format (PDF) document (step 912)." .