About: http://webisa.webdatacommons.org/68635585

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	String theory is a theory of quantum gravity: the fluctuation spectrum has particles of spin two and mass equal to zero.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com