<?xml version="1.0" encoding="utf-8"?>
		<vdex xmlns="http://www.imsglobal.org/xsd/imsvdex_v1p0"  orderSignificant="false" language="en">
    <vocabIdentifier>http://AATesaurus.cultura.gencat.cat/aat/getty_en</vocabIdentifier><term><termIdentifier>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</termIdentifier><caption>Op art</caption></term>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31302170">post-1945 fine arts styles and movements</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">BT</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313586">Abstract, Perceptual</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">UF</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313587">Art Cinétique</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">UF</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313588">Art Visuel</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">UF</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313589">Art, Retinal</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">UF</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313590">Op</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">UF</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313591">Optical</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">UF</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313592">Optical art</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">UF</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313593">Perceptual Abstract</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">UF</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313594">Retinal Art</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">UF</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313595">art, Op</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">UF</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313585</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31313596">art, Optical</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">UF</relationshipType>  </relationship></vdex>