About: http://webisa.webdatacommons.org/105190071

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	To go a level deeper, if you are actively checking for problems, such as writing code to make sure a file or folder path exists, then you should gracefully handle the situation and present it to the user without throwing an Exception.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com