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

### Instruction:
who is the manufacturer is no.50?

### Inputs:
table_name: table, columns: ['Season', 'Driver', 'Owner', 'No.', 'Manufacturer', 'Starts', 'Wins', 'Top Tens', 'Poles', 'Points (margin)']

### Response:
SELECT Manufacturer FROM table WHERE No. = 50