Assertion: subcontract's subcontractor | /r/HasAspect | cost
Facets:
value: before doing the work
type: TEMPORAL
Source sentences:
text: Subcontractors must receive formal approval to make the change and have a cost attached to the change before doing the work.
text: Subcontractors must receive formal approval to make the change and have a cost attached to the change before doing the work.