user: Question: Which couple danced a Jive and received a score of 21 (6, 7, 8)?
Columns: ['Couple', 'Score', 'Dance', 'Music', 'Result']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Evander & Edyta', '13 (5, 4, 4)', 'Jive', '" Reet Petite "— Jackie Wilson', 'Eliminated']
SQL:

assistant: SELECT "Couple" FROM "Table" WHERE "Dance" = 'Jive' AND "Score" = '21 (6, 7, 8)';