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

### Instruction:
What is the size that has nickel as the metal, and one rupee as the denomination?

### Inputs:
table_name: table, columns: ['Denomination', 'Metal', 'Weight', 'Shape', 'Size']

### Response:
SELECT Size FROM table WHERE Metal = nickel AND Denomination = one rupee