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

### Instruction:
what are all the date withdrawn for koningin beatrix

### Inputs:
table_name: table, columns: ['Ships name', 'Date entered service', 'Date withdrawn', 'Tonnage', 'Type of Ship']

### Response:
SELECT Date withdrawn FROM table WHERE Ships name = Koningin Beatrix