You will be given a definition of a task first, then some input of the task.
You are given the conttent of a table in the input (row by row). Generate an unambiguous question based on the information present in the table, such that: 1) It's answer is unique and is in the given table, 2) Its answer is a contiguous text span from the table. Avoid creating questions that can be answered correctly without reading/understanding the table

Table: ['Rank', 'Nation', 'Gold', 'Silver', 'Bronze', 'Total']. ['1', 'Soviet Union', '50', '27', '22', '99']. ['2', 'United States', '33', '31', '30', '94']. ['3', 'East Germany (GDR)', '20', '23', '23', '66']. ['4', 'West Germany (FRG)', '13', '11', '16', '40']. ['5', 'Japan', '13', '8', '8', '29']. ['6', 'Australia', '8', '7', '2', '17']. ['7', 'Poland', '7', '5', '9', '21']. ['8', 'Hungary', '6', '13', '16', '35']. ['9', 'Bulgaria', '6', '10', '5', '21']. ['10', 'Italy', '5', '3', '10', '18']
Output:
which nations competed?