About: http://webisa.webdatacommons.org/53552799

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	You can easily compare these conditions with others, that allowed the formation of civilizations in the Indus, Nile, Mesopotamia and Yellow River areas.
http://www.w3.org/ns/prov#wasQuotedFrom	olmec.info