user: Question: What was their position when the score of B was less than 9.05, a total was 15.275, and A Score larger than 6.4?
Columns: ['Position', 'Gymnast', 'A Score', 'B Score', 'Total']
Types: ['real', 'text', 'real', 'real', 'real']
Sample row: [1.0, 'Cheng Fei ( CHN )', 6.6, 9.15, 15.75]
SQL:

assistant: SELECT "Position" FROM "Table" WHERE "B Score" < 9.05 AND "Total" = 15.275 AND "A Score" > 6.4;