About: http://webisa.webdatacommons.org/30673606

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	To check if enough saliva was initially put on the absorbent material 42, at the end of the waiting period, the user observes a color change or other detectable signal in the small circular window 22.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es