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

### Instruction:
How much tonnage Tonnage (GRT) has a Nationality of united kingdom, and a Date of 27 june 1941?

### Inputs:
table_name: table, columns: ['Date', 'Name', 'Nationality', 'Tonnage (GRT)', 'Fate']

### Response:
SELECT COUNT Tonnage (GRT) FROM table WHERE Nationality = united kingdom AND Date = 27 june 1941