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

<https://gcmd.earthdata.nasa.gov/kms/concept/686bd6b6-8305-4e33-a334-ef5d4f46a230>
  skos:changeNote """2023-02-16 14:39:54.0 [tstevens]  
update PrefLabel (PARTICULATE MATTER (PM 2.5)); 
""", """2023-02-16 14:39:19.0 [tstevens] Insert Concept 
add broader relation (PARTICULATE MATTER _PM 2.5_ [686bd6b6-8305-4e33-a334-ef5d4f46a230,1217440] - AIR QUALITY [77397026-09c9-44e0-b85f-77b2bc9b1630,1214024]); 
""" ;
  skos:broader <https://gcmd.earthdata.nasa.gov/kms/concept/77397026-09c9-44e0-b85f-77b2bc9b1630> ;
  skos:prefLabel "PARTICULATE MATTER (PM 2.5)"@en ;
  skos:inScheme <https://gcmd.earthdata.nasa.gov/kms/concepts/concept_scheme/sciencekeywords> ;
  a skos:Concept .

<https://gcmd.earthdata.nasa.gov/kms/concept/77397026-09c9-44e0-b85f-77b2bc9b1630>
  skos:prefLabel "AIR QUALITY"@en ;
  a skos:Concept ;
  skos:narrower <https://gcmd.earthdata.nasa.gov/kms/concept/686bd6b6-8305-4e33-a334-ef5d4f46a230> .