[['rank', 'lane', 'name', 'nationality', 'time'], ['1', '5', 'rebecca soni', 'united states', '1:07.07'], ['2', '4', 'yuliya yefimova', 'russia', '1:07.50'], ['3', '3', 'sun ye', 'china', '1:07.72'], ['4', '6', 'joline hãstman', 'sweden', '1:08.26'], ['5', '7', 'chen huijia', 'china', '1:08.60'], ['6', '2', 'jillian tyler', 'canada', '1:09.00'], ['7', '8', 'elise matthysen', 'belgium', '1:09.00'], ['8', '1', 'kirsty balfour', 'great britain', '1:09.23']]
China is the only country with 2 Nationality out of the 8 competitor
[ENT] is the only country with 2 [ENT] out of the [ENT] competitor