About: http://webisa.webdatacommons.org/355841404

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	We found that 20 percent of the polarization of the microwave background that we observed is B-mode, which can be caused by gravitational waves or by galactic dust and other sources.
http://www.w3.org/ns/prov#wasQuotedFrom	quantamagazine.org