Task: Property Constraint Reasoning (ontology: Legal/LKIF_Core_Ontology)

The property 'spatial relation' applies to instances of 'Place', and 'Relative Place' is a subclass of 'Place'. Which class can appear as the value of 'spatial relation' for instances of 'Relative Place'?

A. Atom
B. Thing
C. Spatio Temporal Occurrence
D. Place

Answer: Place