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

### Instruction:
What is the launched date of the destroyer completed 25 February 1936?

### Inputs:
table_name: table, columns: ['Ship', 'Pennant number', 'Laid down', 'Launched', 'Completed']

### Response:
SELECT Launched FROM table WHERE Completed = 25 february 1936