Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What is the total engine capacity of the a4 transmission, which has an urban mpg-US greater than 19, an mpg-us extra-urban greater than 38.6, and an aveo model?

### Inputs:
table_name: table, columns: ['Manufacturer', 'Model', 'Transmission', 'Engine Capacity', 'Fuel Type', 'L/100km Urban (Cold)', 'L/100km Extra-Urban', 'L/100km Combined', 'mpg-UK Urban (Cold)', 'mpg-UK Extra-Urban', 'mpg-UK Combined', 'mpg-US Urban', 'mpg-US Extra-Urban', 'mpg-US Combined', 'CO 2 g/km', 'Green Rating']

### Response:
SELECT COUNT Engine Capacity FROM table WHERE Transmission = a4 AND mpg-US Urban > 19 AND mpg-US Extra-Urban > 38.6 AND Model = aveo