<http://dbpedia.org/resource/California_Institute_of_Technology>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://podaac.jpl.nasa.gov/datasetlist?ids=Instruments:Platforms:Keywords&values=RA-2::ERS-1::JASON-1::ENVISAT::Atmosphere&search=GRACE&view=table>