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

<https://gcmd.earthdata.nasa.gov/kms/concept/07f6c977-077b-47f2-962c-00dadcd9f555>
  skos:changeNote """2013-03-05 09:42:31.0 [tbs1979] Insert Concept 
add broader relation (POROSITY [07f6c977-077b-47f2-962c-00dadcd9f555,82889] - KARST PROCESSES [63846997-4a3f-41e1-9241-6d5053360d7a,82869]); 
""", """2013-04-01 14:07:25.0 [tbs1979]  
insert Definition (id: null
text: A measure of a rock's ability to hold a fluid. Mathematically, porosity is the open space in a rock divided by the total rock volume (solid +  space or holes). Porosity is normally expressed as a percentage of the total rock which is taken up by pore space.
language code: en); 
""" ;
  skos:definition "A measure of a rock's ability to hold a fluid. Mathematically, porosity is the open space in a rock divided by the total rock volume (solid +  space or holes). Porosity is normally expressed as a percentage of the total rock which is taken up by pore space."@en ;
  skos:prefLabel "POROSITY"@en ;
  skos:inScheme <https://gcmd.earthdata.nasa.gov/kms/concepts/concept_scheme/sciencekeywords> ;
  skos:broader <https://gcmd.earthdata.nasa.gov/kms/concept/63846997-4a3f-41e1-9241-6d5053360d7a> ;
  a skos:Concept .

<https://gcmd.earthdata.nasa.gov/kms/concept/63846997-4a3f-41e1-9241-6d5053360d7a>
  skos:prefLabel "KARST PROCESSES"@en ;
  a skos:Concept ;
  skos:narrower <https://gcmd.earthdata.nasa.gov/kms/concept/07f6c977-077b-47f2-962c-00dadcd9f555> .