About: http://webisa.webdatacommons.org/197477868

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	With respect to the sun and other planets, we can measure our relative orientation in the solar system to better than a milliarcsec ($8 imes 10^{-10}$ of a circle).
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com