About: http://webisa.webdatacommons.org/251911210

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	The option order copy identifies, as examples, puts, calls, contract elements including a contract identifier, an underlying security, strike price, expiry, and option quantity.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com