<ccv:RequirementGroup>
<cbc:ID schemeAgencyID="EU-COM-GROW" schemeVersionID="1.0">e9aa7763-c167-4352-8060-1a3d7d3e2662</cbc:ID>
<!-- Requirement with identifier 'a18b2c98-8552-45ca-9751-d4c94c05847a'. -->
</ccv:RequirementGroup>
RequirementGroup 'e9aa7763-c167-4352-8060-1a3d7d3e2662' MUST have Requirement 'a18b2c98-8552-45ca-9751-d4c94c05847a' as child number 1.
ccv:RequirementGroup[cbc:ID[text() = 'e9aa7763-c167-4352-8060-1a3d7d3e2662']]
ccv:Requirement[1] and normalize-space(ccv:Requirement[1][current()]/cbc:ID/text()) = 'a18b2c98-8552-45ca-9751-d4c94c05847a'
RequirementGroup
element with id 'e9aa7763-c167-4352-8060-1a3d7d3e2662'<ccv:RequirementGroup>
<cbc:ID schemeAgencyID="EU-COM-GROW" schemeVersionID="1.0">e9aa7763-c167-4352-8060-1a3d7d3e2662</cbc:ID>
<!-- Requirement with identifier 'a18b2c98-8552-45ca-9751-d4c94c05847a'. -->
</ccv:RequirementGroup>