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

### Instruction:
Name the winners of the mens doubles in the season of 1963/64.

### Inputs:
table_name: table, columns: ['Season', 'Mens Singles', 'Womens Singles', 'Mens Doubles', 'Womens Doubles', 'Mixed Doubles']

### Response:
SELECT Mens Doubles FROM table WHERE Season = 1963/64