About: http://webisa.webdatacommons.org/212464581

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Pros* It is small* It views multiple file formats, including PDF, TIFF, DJVU, XPS, and more.* It allows you to select text and specific chunks of a document.* It is free to download
http://www.w3.org/ns/prov#wasQuotedFrom	cnet.com