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

### Instruction:
What is guido bontempi's general classification when he has a stage of 6?

### Inputs:
table_name: table, columns: ['Stage', 'Winner', 'General classification', 'Points classification', 'Young rider classification', 'Team classification']

### Response:
SELECT General classification FROM table WHERE Winner = guido bontempi AND Stage = 6