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

### Instruction:
I want to know the sum of points with a previous rank of 3

### Inputs:
table_name: table, columns: ['Rank', 'Previous Rank', 'Name', 'Nationality', 'Team', 'Points']

### Response:
SELECT SUM Points FROM table WHERE Previous Rank = 3