About: http://webisa.webdatacommons.org/300437947

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	Initially, concentration is most easily broken by sudden, loud noises emitted by fast-moving sources - our stone-age physiology is prone to mistake them for approaching predators or other dangers.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com