user: Question: What is Score, when Group Song is 就是你, and when Index is F2?
Columns: ['Index', 'Name', 'Song', 'Group Song', 'Score']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['F1', 'Ellen 徐佩霞', '深信不疑', '就是你', '5.5 + 5.5 + 5.0 + 6.0 = 22.0']
SQL:

assistant: SELECT "Score" FROM "Table" WHERE "Group Song" = '就是你' AND "Index" = 'F2';