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

### Instruction:
Name the name for 15 yield

### Inputs:
table_name: table, columns: ['Date (GMT)', 'Yield (megatons)', 'Deployment', 'Country', 'Test Site', 'Name or Number']

### Response:
SELECT Name or Number FROM table WHERE Yield (megatons) = 15