user: Question: What is the average value for Fall 07 when Fall 05 is 271 and Fall 09 is less than 347?
Columns: ['Maryland Counties', 'Fall 05', 'Fall 06', 'Fall 07', 'Fall 08', 'Fall 09']
Types: ['text', 'real', 'real', 'real', 'real', 'real']
Sample row: ['Allegany', 791.0, 755.0, 751.0, 789.0, 792.0]
SQL:

assistant: SELECT AVG("Fall 07") FROM "Table" WHERE "Fall 05" = 271.0 AND "Fall 09" < 347.0;