question:  What was on exhibit in the Groacian parade?
context: [Transcriber's Note: This etext was produced from Worlds of If Science Fiction, March 1962. I "The Consul for the Terrestrial States," Retief said, "presents his compliments, et cetera, to the Ministry of Culture of the Groacian Autonomy, and with reference to the Ministry's invitation to attend a recital of interpretive grimacing, has the honor to express regret that he will be unable—" "You can't turn this invitation down," Administrative Assistant Meuhl said flatly. I've been tied up every off-duty hour since I got here—" "You can't offend the Groaci," Miss Meuhl said sharply. "Well," Miss Meuhl said, snapping off the dictyper. "You've been here on Groac for four years, Miss Meuhl. The pale-featured Groacian vibrated his throat-bladder in a distressed bleat. "The impossibility of access to outworlders. The few Groacians on the street eyed him furtively, veered to avoid him as he passed. Flimsy high-wheeled ground cars puffed silently along the resilient pavement. An elaborate one picked out in pinkish paint seemed to indicate the Groacian equivalent of a bar. A Groacian bartender was dispensing clay pots of alcoholic drink from the bar-pit at the center of the room. He looked at Retief and froze in mid-motion, a metal tube poised over a waiting pot. A tall Groacian vibrated his mandibles in a gesture of contempt. Retief backed, rounded a corner into a narrow alley-like passage, deserted, silent ... except for the following Groacian. Groacian gentlemen." Two Groaci wearing heavy eye-shields and elaborate crest ornaments indicative of rank rose as Retief entered the room. "One hour ago," The Groacian said, "a Groacian national was brought to hospital suffering from serious contusions. "You reopen an old wound, Mr. Consul. "All our efforts," Miss Meuhl said, "to live down that terrible episode! I understand that a Terrestrial task force stood off Groac and sent a delegation down to ask questions.
output:  people they had taken as prisoners
options:  Groacian government officials  people they had taken as prisoners  animals from all over the galaxy  people visiting from Earth