<?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 Science (OCW, Ministerie van Onderwijs, Cultuur en Wetenschap)
  Architecture: NT13 
  Version: 20190220.b
  Released by: Dienst Uitvoering Onderwijs (DUO)
  Release date: Fri Oct 26 09:17:55 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-domains.xsd#ocw-dm_AssetsCurrentSpecificationItemTypedMember" xlink:label="ocw-dm_AssetsCurrentSpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_AssetsCurrentSpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_AssetsCurrentSpecificationItemTypedMember_label_nl" xml:lang="nl">Vlottende activa, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_AssetsCurrentSpecificationItemTypedMember_loc" xlink:to="ocw-dm_AssetsCurrentSpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_EquitySpecificationItemTypedMember" xlink:label="ocw-dm_EquitySpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_EquitySpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_EquitySpecificationItemTypedMember_label_nl" xml:lang="nl">Eigen vermogen, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_EquitySpecificationItemTypedMember_loc" xlink:to="ocw-dm_EquitySpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_ExpensesSpecificationItemTypedMember" xlink:label="ocw-dm_ExpensesSpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_ExpensesSpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_ExpensesSpecificationItemTypedMember_label_nl" xml:lang="nl">Lasten, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_ExpensesSpecificationItemTypedMember_loc" xlink:to="ocw-dm_ExpensesSpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_FinancialAssetsSpecificationItemTypedMember" xlink:label="ocw-dm_FinancialAssetsSpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_FinancialAssetsSpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_FinancialAssetsSpecificationItemTypedMember_label_nl" xml:lang="nl">Financiële vaste activa, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_FinancialAssetsSpecificationItemTypedMember_loc" xlink:to="ocw-dm_FinancialAssetsSpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_FinancialOtherIncomeExpensesSpecificationItemTypedMember" xlink:label="ocw-dm_FinancialOtherIncomeExpensesSpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_FinancialOtherIncomeExpensesSpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_FinancialOtherIncomeExpensesSpecificationItemTypedMember_label_nl" xml:lang="nl">Financiële en overige baten en lasten, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_FinancialOtherIncomeExpensesSpecificationItemTypedMember_loc" xlink:to="ocw-dm_FinancialOtherIncomeExpensesSpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_GovernmentContributionsSpecificationItemTypedMember" xlink:label="ocw-dm_GovernmentContributionsSpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_GovernmentContributionsSpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_GovernmentContributionsSpecificationItemTypedMember_label_nl" xml:lang="nl">Overheidsbijdragen, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_GovernmentContributionsSpecificationItemTypedMember_loc" xlink:to="ocw-dm_GovernmentContributionsSpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_IntangibleAssetsSpecificationItemTypedMember" xlink:label="ocw-dm_IntangibleAssetsSpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_IntangibleAssetsSpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_IntangibleAssetsSpecificationItemTypedMember_label_nl" xml:lang="nl">Immateriële vaste activa, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_IntangibleAssetsSpecificationItemTypedMember_loc" xlink:to="ocw-dm_IntangibleAssetsSpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_LiabilitiesCurrentSpecificationItemTypedMember" xlink:label="ocw-dm_LiabilitiesCurrentSpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_LiabilitiesCurrentSpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_LiabilitiesCurrentSpecificationItemTypedMember_label_nl" xml:lang="nl">Kortlopende schulden, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_LiabilitiesCurrentSpecificationItemTypedMember_loc" xlink:to="ocw-dm_LiabilitiesCurrentSpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_LiabilitiesNoncurrentSpecificationItemTypedMember" xlink:label="ocw-dm_LiabilitiesNoncurrentSpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_LiabilitiesNoncurrentSpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_LiabilitiesNoncurrentSpecificationItemTypedMember_label_nl" xml:lang="nl">Langlopende schulden, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_LiabilitiesNoncurrentSpecificationItemTypedMember_loc" xlink:to="ocw-dm_LiabilitiesNoncurrentSpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_OtherIncomeSpecificationItemTypedMember" xlink:label="ocw-dm_OtherIncomeSpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_OtherIncomeSpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_OtherIncomeSpecificationItemTypedMember_label_nl" xml:lang="nl">Overige baten, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_OtherIncomeSpecificationItemTypedMember_loc" xlink:to="ocw-dm_OtherIncomeSpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_PropertyPlantEquipmentSpecificationItemTypedMember" xlink:label="ocw-dm_PropertyPlantEquipmentSpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_PropertyPlantEquipmentSpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_PropertyPlantEquipmentSpecificationItemTypedMember_label_nl" xml:lang="nl">Materiële vaste activa, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_PropertyPlantEquipmentSpecificationItemTypedMember_loc" xlink:to="ocw-dm_PropertyPlantEquipmentSpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_ProvisionsSpecificationItemTypedMember" xlink:label="ocw-dm_ProvisionsSpecificationItemTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_ProvisionsSpecificationItemTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_ProvisionsSpecificationItemTypedMember_label_nl" xml:lang="nl">Voorzieningen, specificatie item [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_ProvisionsSpecificationItemTypedMember_loc" xlink:to="ocw-dm_ProvisionsSpecificationItemTypedMember_label_nl" xlink:type="arc"/>
		<link:loc xlink:href="ocw-domains.xsd#ocw-dm_SequenceNumberTypedMember" xlink:label="ocw-dm_SequenceNumberTypedMember_loc" xlink:type="locator"/>
		<label:label id="ocw-dm_SequenceNumberTypedMember_label_nl" xlink:type="resource" xlink:role="http://www.xbrl.org/2008/role/label" xlink:label="ocw-dm_SequenceNumberTypedMember_label_nl" xml:lang="nl">Volgnummer [typed member]</label:label>
		<gen:arc xlink:arcrole="http://xbrl.org/arcrole/2008/element-label" xlink:from="ocw-dm_SequenceNumberTypedMember_loc" xlink:to="ocw-dm_SequenceNumberTypedMember_label_nl" xlink:type="arc"/>
	</gen:link>
</link:linkbase>