user: Question: Name the karen when nicky is 2.5
Columns: ['Order', 'Couple', 'Karen', 'Nicky', 'Jason', 'Ruthie', 'Robin', 'Total', 'Skating song', 'Scoreboard', 'Public vote']
Types: ['real', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'Roxanne & Daniel', '3.5', '3.0', '2.5', '3.0', '3.5', '15.0', '" Take a Bow "— Rihanna', '4th', '13.563%']
SQL:

assistant: SELECT "Karen" FROM "Table" WHERE "Nicky" = '2.5';