About: http://webisa.webdatacommons.org/88867275

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	2?? - A drop letter is a letter that is dropped off and picked up at the same post office
http://www.w3.org/ns/prov#wasQuotedFrom	wikibooks.org