@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<https://gcmd.earthdata.nasa.gov/kms/concept/596a5700-b3fd-4261-b8f8-a054d052e3fe>
  skos:prefLabel "Positioning/Navigation"@en ;
  a skos:Concept ;
  skos:narrower <https://gcmd.earthdata.nasa.gov/kms/concept/59725d26-d9d6-4604-b7fb-6ae0d257d373> .

<https://gcmd.earthdata.nasa.gov/kms/concept/59725d26-d9d6-4604-b7fb-6ae0d257d373>
  skos:prefLabel "PASSIVE OPTICAL TRACKING"@en ;
  skos:inScheme <https://gcmd.earthdata.nasa.gov/kms/concepts/concept_scheme/instruments> ;
  skos:broader <https://gcmd.earthdata.nasa.gov/kms/concept/596a5700-b3fd-4261-b8f8-a054d052e3fe> ;
  a skos:Concept .