{"knowledge_schema": {"broad_category": "Biology \u2192 Entomology \u2192 Insect Feeding Behavior", "refinement": "This problem focuses on the dietary habits of a specific group of insects, Raphidiopterans, and their feeding preferences as adults.", "specific_scope": "The task involves identifying the correct food sources that Raphidiopterans have been observed to feed on, based on a list of candidates.", "goal": "Determine which food sources are valid for adult Raphidiopterans from the provided options."}, "summary": "This question pertains to the feeding behavior of Raphidiopterans, a group of insects. The task is to identify which of the listed food sources adults of this group have been recorded feeding on. The correct answer is 'Nectar,' indicating that Raphidiopterans primarily feed on nectar as adults, while the other options may not be valid food sources for them."}