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

### Instruction:
What is the name of the ship sunk by U-305 on 17 March 1943?

### Inputs:
table_name: table, columns: ['Date', 'Name', 'Flag', 'Tonnage (GRT)', 'Sunk by']

### Response:
SELECT Name FROM table WHERE Date = 17 march 1943 AND Sunk by = u-305