Message

Criterion '7604bd40-4462-4086-8763-a50da51a869c' MUST have RequirementGroup '42dc8062-974d-4201-91ba-7f2ea90338fd' as child number 1.

Context
ccv:Criterion[cbc:ID[normalize-space(text()) = '7604bd40-4462-4086-8763-a50da51a869c']]
Test
ccv:RequirementGroup[1] and normalize-space(ccv:RequirementGroup[1][current()]/cbc:ID/text()) = '42dc8062-974d-4201-91ba-7f2ea90338fd'