About: http://webisa.webdatacommons.org/217210857

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	However, there is a solution with only two calls: the father calls No.1, and asks her which of the other sisters he should call.
http://www.w3.org/ns/prov#wasQuotedFrom	ercim.eu