About: http://webisa.webdatacommons.org/425528733

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 only known theory of quantum gravity that is free of internal contradictions, in fact), so the Planck length is important in string theory, too.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com