isPartOf and its inverse hasPart are only available for the combination of EditorialWork and EditorialSegment. But it is reasonable to also represent Item as a part of a Programme, while both are subclasses of EditorialWork.
Proposal:
Allow EditorialWorkhasPartEditorialWork and the inverse isPartOf
isPartOfand its inversehasPartare only available for the combination of EditorialWork and EditorialSegment. But it is reasonable to also representItemas a part of aProgramme, while both are subclasses of EditorialWork. Proposal: AllowEditorialWorkhasPartEditorialWorkand the inverseisPartOf