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

<https://gcmd.earthdata.nasa.gov/kms/concept/45325a01-2522-48d3-bffa-0edf1a934d48>
  skos:prefLabel "OCEAN/LAKE RECORDS"@en ;
  a skos:Concept ;
  skos:narrower <https://gcmd.earthdata.nasa.gov/kms/concept/23822618-39a2-4b2b-9162-37bb0651c118> .

<https://gcmd.earthdata.nasa.gov/kms/concept/23822618-39a2-4b2b-9162-37bb0651c118>
  skos:definition """Radiocarbon refers to radioactive carbon especially carbon-14, but also
carbon-10 and carbon-12. Carbon-14 is a heavy radioactive isotope of Carbon
having a mass of 14 and a half-life of 5730 +/-40 years. Carbon-14 is useful in
dating organic materials during the last 50,000 years."""@en ;
  skos:prefLabel "RADIOCARBON"@en ;
  skos:inScheme <https://gcmd.earthdata.nasa.gov/kms/concepts/concept_scheme/sciencekeywords> ;
  skos:broader <https://gcmd.earthdata.nasa.gov/kms/concept/45325a01-2522-48d3-bffa-0edf1a934d48> ;
  a skos:Concept .