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

### Instruction:
what builder launched 20 jun 1953?

### Inputs:
table_name: table, columns: ['Ship', 'Original Pennant Number', 'Builder', 'Laid Down', 'Launched', 'Commissioned']

### Response:
SELECT Builder FROM table WHERE Launched = 20 jun 1953