Task: Inferred Instance Class Reasoning (ontology: Arts_Media_Entertainment/Propp)

Which of the following classes does '"Magic revolving wheel at door of otherworld dun (stronghold)."' belong to? Context: "Terminal motif F165.1.0.2"

A. "Rooms in otherworld dwellings."
B. "Doors in otherworld."
C. "Fire in otherworld dwelling."
D. "Only joy felt in otherworld dwelling."

Answer: "Doors in otherworld."