queries: in cycle 4 of austria's next top model, what is the average of all the contestants' ages?
annotations: {"answer": "18", "name": "csv_204-csv_138", "ground_truth": "{\"gt_parses\": [{\"question\": \"in cycle 4 of austria's next top model, what is the average of all the contestants' ages?\", \"answer\": \"18\"}]}"}