<rdf:RDF
    xmlns:rdf='http://www.w3.org/1999/02/22-rdf-syntax-ns#'
    xmlns:rdfs='http://www.w3.org/2000/01/rdf-schema#'
    xmlns:wn20instances='http://www.w3.org/2006/03/wn/wn20/instances/'
    xmlns:wn20schema='http://www.w3.org/2006/03/wn/wn20/schema/'>

<rdf:Description rdf:about='http://www.w3.org/2006/03/wn/wn20/instances/synset-speed_of_light-noun-1'>
  <wn20schema:synsetId>114419522</wn20schema:synsetId>
  <rdfs:label>speed of light</rdfs:label>
  <rdf:type rdf:resource='http://www.w3.org/2006/03/wn/wn20/schema/NounSynset'/>
  <wn20schema:containsWordSense rdf:resource='http://www.w3.org/2006/03/wn/wn20/instances/wordsense-speed_of_light-noun-1'/>
  <wn20schema:containsWordSense rdf:resource='http://www.w3.org/2006/03/wn/wn20/instances/wordsense-light_speed-noun-1'/>
  <wn20schema:containsWordSense rdf:resource='http://www.w3.org/2006/03/wn/wn20/instances/wordsense-c-noun-2'/>
  <wn20schema:gloss>(the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second)</wn20schema:gloss>
  <wn20schema:hyponymOf rdf:resource='http://www.w3.org/2006/03/wn/wn20/instances/synset-speed-noun-1'/>
  <wn20schema:hyponymOf rdf:resource='http://www.w3.org/2006/03/wn/wn20/instances/synset-constant-noun-2'/>
</rdf:Description>
</rdf:RDF>