<?xml version="1.0" encoding="utf-8"?>
<!--
  This file is part of the OCW taxonomy, which is an extension on the Dutch taxonomy (NT, Nederlandse Taxonomie) 
  Intellectual Property of the State of the Netherlands, Ministry of Culture, Education and Sciences (OCW, Ministerie van Onderwijs, Cultuur en Wetenschappen)
  Architecture: NT13 
  Version: 20190220.a
  Released by: Dienst Uitvoering Onderwijs (DUO)
  Release date: Mon Aug 27 08:07:52 CET 2018
-->
<link:linkbase xmlns:gen="http://xbrl.org/2008/generic" xmlns:label="http://xbrl.org/2008/label" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://xbrl.org/2008/generic http://www.xbrl.org/2008/generic-link.xsd http://xbrl.org/2008/label http://www.xbrl.org/2008/generic-label.xsd">
	<link:arcroleRef arcroleURI="http://xbrl.org/arcrole/2008/element-label" xlink:href="http://www.xbrl.org/2008/generic-label.xsd#element-label" xlink:type="simple"/>
	<link:roleRef roleURI="http://www.xbrl.org/2008/role/link" xlink:href="http://www.xbrl.org/2008/generic-link.xsd#standard-link-role" xlink:type="simple"/>
	<link:roleRef roleURI="http://www.xbrl.org/2008/role/label" xlink:href="http://www.xbrl.org/2008/generic-label.xsd#standard-label" xlink:type="simple"/>
	<gen:link xlink:role="http://www.xbrl.org/2008/role/link" xlink:type="extended">
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_DocumentEntityInformation" xlink:label="ocw-wnt-lr_DocumentEntityInformation_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_DocumentEntityInformation_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_DocumentEntityInformation_label_en" xml:lang="en">Informatie over rapportage en entiteit</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_DocumentEntityInformation_loc" xlink:to="ocw-wnt-lr_DocumentEntityInformation_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_RemunerationExecutivesGeneral" xlink:label="ocw-wnt-lr_RemunerationExecutivesGeneral_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_RemunerationExecutivesGeneral_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_RemunerationExecutivesGeneral_label_en" xml:lang="en">Remuneration Executives General</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_RemunerationExecutivesGeneral_loc" xlink:to="ocw-wnt-lr_RemunerationExecutivesGeneral_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_NotesListingRemunerationTopExecutives" xlink:label="ocw-wnt-lr_NotesListingRemunerationTopExecutives_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_NotesListingRemunerationTopExecutives_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_NotesListingRemunerationTopExecutives_label_en" xml:lang="en">WNT Listing remuneration top executives</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_NotesListingRemunerationTopExecutives_loc" xlink:to="ocw-wnt-lr_NotesListingRemunerationTopExecutives_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_NotesListingRemunerationAboveNorm" xlink:label="ocw-wnt-lr_NotesListingRemunerationAboveNorm_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_NotesListingRemunerationAboveNorm_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_NotesListingRemunerationAboveNorm_label_en" xml:lang="en">WNT Listing of non-executives above norm</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_NotesListingRemunerationAboveNorm_loc" xlink:to="ocw-wnt-lr_NotesListingRemunerationAboveNorm_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerTable" xlink:label="ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerTable_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerTable_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerTable_label_en" xml:lang="en">Remuneration managing top executives with employment relationship or without employment relationship from month 13 in role and former top executives [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerTable_loc" xlink:to="ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerTable_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Table" xlink:label="ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Table_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Table_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Table_label_en" xml:lang="en">Remuneration managing top executives without employment relationship first 12 months in role [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Table_loc" xlink:to="ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Table_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_RemunerationSupervisingTopExecutivesTable" xlink:label="ocw-wnt-lr_RemunerationSupervisingTopExecutivesTable_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_RemunerationSupervisingTopExecutivesTable_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_RemunerationSupervisingTopExecutivesTable_label_en" xml:lang="en">Remuneration supervising top executives [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_RemunerationSupervisingTopExecutivesTable_loc" xlink:to="ocw-wnt-lr_RemunerationSupervisingTopExecutivesTable_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdTable" xlink:label="ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdTable_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdTable_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdTable_label_en" xml:lang="en">Top executives and former top executives with a remuneration below disclosure threshold [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdTable_loc" xlink:to="ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdTable_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_RemunerationNonTopExecutivesTable" xlink:label="ocw-wnt-lr_RemunerationNonTopExecutivesTable_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_RemunerationNonTopExecutivesTable_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_RemunerationNonTopExecutivesTable_label_en" xml:lang="en">Remuneration managing top executives [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_RemunerationNonTopExecutivesTable_loc" xlink:to="ocw-wnt-lr_RemunerationNonTopExecutivesTable_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_EntityInformation" xlink:label="ocw-wnt-lr_EntityInformation_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_EntityInformation_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_EntityInformation_label_en" xml:lang="en">Identifying data [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_EntityInformation_loc" xlink:to="ocw-wnt-lr_EntityInformation_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_RemunerationExecutivesGeneralConcise" xlink:label="ocw-wnt-lr_RemunerationExecutivesGeneralConcise_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_RemunerationExecutivesGeneralConcise_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_RemunerationExecutivesGeneralConcise_label_en" xml:lang="en">Remuneration executives general [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_RemunerationExecutivesGeneralConcise_loc" xlink:to="ocw-wnt-lr_RemunerationExecutivesGeneralConcise_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerSpecification" xlink:label="ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerSpecification_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerSpecification_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerSpecification_label_en" xml:lang="en">Managing top executives with employment relationship or without employment relationship from month 13 in role or former top executives, specification [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerSpecification_loc" xlink:to="ocw-wnt-lr_RemunerationManagingTopExecutivesWithEmploymentRelationshipOrWithoutFromMonth13AndFormerSpecification_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification" xlink:label="ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification_label_en" xml:lang="en">Managing top executives without employment relationship first 12 months in role, specificatie [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification_loc" xlink:to="ocw-wnt-lr_RemunerationManagingTopExecutivesWithoutEmploymentRelationshipMonth1to12Specification_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_RemunerationSupervisingTopExecutivesSpecification" xlink:label="ocw-wnt-lr_RemunerationSupervisingTopExecutivesSpecification_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_RemunerationSupervisingTopExecutivesSpecification_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_RemunerationSupervisingTopExecutivesSpecification_label_en" xml:lang="en">Supervising top executives, specification [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_RemunerationSupervisingTopExecutivesSpecification_loc" xlink:to="ocw-wnt-lr_RemunerationSupervisingTopExecutivesSpecification_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdSpecification" xlink:label="ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdSpecification_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdSpecification_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdSpecification_label_en" xml:lang="en">Top executives and former top executives below remuneration disclosure threshold, specification [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdSpecification_loc" xlink:to="ocw-wnt-lr_RemunerationTopExecutivesBelowDisclosureThresholdSpecification_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormSpecification" xlink:label="ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormSpecification_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormSpecification_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormSpecification_label_en" xml:lang="en">Non top executives exceeding norm, specificatie [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormSpecification_loc" xlink:to="ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormSpecification_label_en" xlink:type="arc"/>
		<link:loc xlink:href="ocw-wnt-linkroles.xsd#ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormDisclosure" xlink:label="ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormDisclosure_loc" xlink:type="locator"/>
		<label:label id="ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormDisclosure_label_en" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormDisclosure_label_en" xml:lang="en">Notes on the remuneration of niet-top executives exceeding the norm [table]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormDisclosure_loc" xlink:to="ocw-wnt-lr_NotesListingRemunerationTopExecutivesAboveNormDisclosure_label_en" xlink:type="arc"/>
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