About: http://webisa.webdatacommons.org/188399532

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	However, humans can use both types of signals, a purely retinal signal and a signal corrected for eye movements.
http://www.w3.org/ns/prov#wasQuotedFrom	arvojournals.org