About: http://webisa.webdatacommons.org/140350077

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	And yet this book does show examples of many many kinds of puzzles.
http://www.w3.org/ns/prov#wasQuotedFrom	san-francisco.ca.us