<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:Projects&values=TMR::POSEIDON-2::DMSP%205D-3/F18::AVISO&search=GRACE&view=list>