About: http://webisa.webdatacommons.org/434655979

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	Johannes Kepler, was an assistant to Tycho Brahe (1546 - 1601), who is known to have made instruments to observe the motion of planets.
http://www.w3.org/ns/prov#wasQuotedFrom	ibuzzle.com