About: http://webisa.webdatacommons.org/215798124

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 structures might be variants of quantum field theory, or string theory, or supergravity, or some other unified field theory, but they will be given precisely by mathematical constants, formulas, equations, and other structures.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com