About: http://webisa.webdatacommons.org/452271224

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	While there is nothing in the definition to say otherwise, I can not think of any examples where I have seen the transitive verb redouble have an object other than effort.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com