About: http://webisa.webdatacommons.org/334254583

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	Yet, this empire also marked the appearance of a series of Christian Crusades to the Holy Land and within Europe itself (against allegedly heretical forms of Christianity) that lasted from the eleventh through the thirteenth century.
http://www.w3.org/ns/prov#wasQuotedFrom	religionconflictpeace.org