About: http://webisa.webdatacommons.org/279091187

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	Together and separately, they are the authors of more than twenty books, including Life in a Medieval City, Life in a Medieval Castle, Life in a Medieval Village, The Knight in History, and Cathedral, Forge, and Waterwheel.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com