<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/2004/02/skos/core#Concept> . 
<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/2004/02/skos/core#prefLabel> "Space optics"@en . 
<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/2004/02/skos/core#broader> <http://id.loc.gov/authorities/subjects/sh85033150> . 
<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/2004/02/skos/core#broader> <http://id.loc.gov/authorities/subjects/sh85095181> . 
<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/2004/02/skos/core#broader> <http://id.loc.gov/authorities/subjects/sh85125953> . 
<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/2004/02/skos/core#narrower> <http://id.loc.gov/authorities/subjects/sh85088388> . 
<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/2004/02/skos/core#narrower> <http://id.loc.gov/authorities/subjects/sh85008957> . 
<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/2004/02/skos/core#narrower> <http://id.loc.gov/authorities/subjects/sh85008996> . 
<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/2004/02/skos/core#related> <http://id.loc.gov/authorities/subjects/sh85112798> . 
<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/2004/02/skos/core#inScheme> <http://id.loc.gov/authorities/subjects> . 
<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/2004/02/skos/core#changeNote> _:bnode15authoritiessubjectssh85125944 . 
_:bnode15authoritiessubjectssh85125944 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://purl.org/vocab/changeset/schema#ChangeSet> . 
_:bnode15authoritiessubjectssh85125944 <http://purl.org/vocab/changeset/schema#subjectOfChange> <http://id.loc.gov/authorities/subjects/sh85125944> . 
_:bnode15authoritiessubjectssh85125944 <http://purl.org/vocab/changeset/schema#creatorName> "Library of Congress, Network Development and MARC Standards Office" . 
_:bnode15authoritiessubjectssh85125944 <http://purl.org/vocab/changeset/schema#createdDate> "1986-02-11T00:00:00"^^<http://www.w3.org/2001/XMLSchema#dateTime> . 
_:bnode15authoritiessubjectssh85125944 <http://purl.org/vocab/changeset/schema#changeReason> "new"^^<http://www.w3.org/2001/XMLSchema#string> . 
<http://id.loc.gov/authorities/subjects/sh85125944> <http://www.w3.org/2004/02/skos/core#changeNote> _:bnode24authoritiessubjectssh85125944 . 
_:bnode24authoritiessubjectssh85125944 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://purl.org/vocab/changeset/schema#ChangeSet> . 
_:bnode24authoritiessubjectssh85125944 <http://purl.org/vocab/changeset/schema#subjectOfChange> <http://id.loc.gov/authorities/subjects/sh85125944> . 
_:bnode24authoritiessubjectssh85125944 <http://purl.org/vocab/changeset/schema#creatorName> "Library of Congress, Network Development and MARC Standards Office" . 
_:bnode24authoritiessubjectssh85125944 <http://purl.org/vocab/changeset/schema#createdDate> "1993-01-25T15:59:52"^^<http://www.w3.org/2001/XMLSchema#dateTime> . 
_:bnode24authoritiessubjectssh85125944 <http://purl.org/vocab/changeset/schema#changeReason> "revised"^^<http://www.w3.org/2001/XMLSchema#string> .