user: Question: What nation has 187.84 points?
Columns: ['Rank', 'Name', 'Nation', 'Points', 'Places']
Types: ['real', 'text', 'text', 'real', 'text']
Sample row: [1.0, 'Natalia Linichuk / Gennadi Karponosov', 'Soviet Union', 207.86, '9']
SQL:

assistant: SELECT "Nation" FROM "Table" WHERE "Points" = 187.84;