Task: Instance Class Understanding (ontology: Arts_Media_Entertainment/Propp)

Which of the following classes does '"Soldiers of fairy king are trees by day and men by night."' belong to? Context: "Terminal motif F252.3.1"

A. "Animal as mighty drinker."
B. "Fairy army."
C. "Animal swallows man (not fatally)."
D. "Appearance of mountain men."

Answer: "Fairy army."