About: http://webisa.webdatacommons.org/409995233

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	The trouble was, for each odor they wanted to detect, the researchers had to find, mainly through trial and error, the specific polymer that could serve as a sensor.
http://www.w3.org/ns/prov#wasQuotedFrom	tufts.edu