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

### Instruction:
How much Attendance has a Result of 2–4, and a Visitor of brynäs if?

### Inputs:
table_name: table, columns: ['Round', 'Date', 'Home', 'Result', 'Visitor', 'Venue', 'Attendance']

### Response:
SELECT SUM Attendance FROM table WHERE Result = 2–4 AND Visitor = brynäs if