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

### Instruction:
Which 1947 Nos has a BR Nos of 48730-9?

### Inputs:
table_name: table, columns: ['1946 Nos', '1947 Nos', 'Date', 'Built at', 'LMS Nos', 'BR Nos']

### Response:
SELECT 1947 Nos FROM table WHERE BR Nos = 48730-9