Criterion 'daffa2a9-9f8f-4568-8be8-7b8bf306d096' MUST have RequirementGroup 'd91c11a1-f19e-4b83-8ade-c4be2bf00555' as child number 1.
ccv:Criterion[cbc:ID[normalize-space(text()) = 'daffa2a9-9f8f-4568-8be8-7b8bf306d096']]
ccv:RequirementGroup[1] and normalize-space(ccv:RequirementGroup[1][current()]/cbc:ID/text()) = 'd91c11a1-f19e-4b83-8ade-c4be2bf00555'