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

### Instruction:
When was the loan started when the coutry is eng, the loan club is sunderland and the end source is south wales echo?

### Inputs:
table_name: table, columns: ['Name', 'Country', 'Loan Club', 'Started', 'Ended', 'Start Source', 'End Source']

### Response:
SELECT Started FROM table WHERE Country = eng AND Loan Club = sunderland AND End Source = south wales echo