About: http://webisa.webdatacommons.org/21918892

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 following is a long, forgive me I????????????????m a prof, explanation of how astronomers study the light to look for planets using spectrographs.
http://www.w3.org/ns/prov#wasQuotedFrom	starstryder.com