user: Question: Which Nanquan has a Nandao smaller than 9.44, and a Rank smaller than 9, and a Total larger than 18.68?
Columns: ['Rank', 'Athlete', 'Nandao', 'Nanquan', 'Total']
Types: ['real', 'text', 'real', 'real', 'real']
Sample row: [1.0, 'Lin Fan ( CHN )', 9.8, 9.85, 19.65]
SQL:

assistant: SELECT "Nanquan" FROM "Table" WHERE "Nandao" < 9.44 AND "Rank" < 9.0 AND "Total" > 18.68;