<?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=31344442</termIdentifier><caption>concrete by property</caption></term>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31344442</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31320465">concrete</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=31344442</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31374970">high performance concrete</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">NT</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31344442</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31374966">self-consolidating concrete</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">NT</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31344442</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31374960">sulfate-resistant concrete</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">NT</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31344442</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31374957">normal-weight concrete</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">NT</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31344442</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31374954">no-fines concrete</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">NT</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31344442</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31374946">heat-resistant concrete</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">NT</relationshipType>  </relationship>  <relationship>      <sourceTerm>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31344442</sourceTerm>      <targetTerm vocabIdentifier="http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31374929">expansive concrete</targetTerm>      <relationshipType source="http://www.imsglobal.org/vocabularies/iso2788_relations.xml">NT</relationshipType>  </relationship></vdex>