About: http://webisa.webdatacommons.org/223344444

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	Well, because the kid is never sure as to whether the reward is coming or not, not only do they get used to performing the behaviour without reward, they also take longer to stop the behaviour even if the reward is removed!
http://www.w3.org/ns/prov#wasQuotedFrom	simonandfinn.com