About: http://webisa.webdatacommons.org/277231708

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	I need to convert these strings to double values at some point (Note that these strings may contain error messages other than numbers).
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com