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

### Instruction:
What is the total number of all bills co-sponsored associated with all amendments sponsored under 15, all bills sponsored of 6, and 0 amendments cosponsored?

### Inputs:
table_name: table, columns: ['Years covered', 'All bills sponsored', 'All amendments sponsored', 'All bills cosponsored', 'All amendments cosponsored', 'Bills originally cosponsored', 'Amendments originally cosponsored']

### Response:
SELECT COUNT All bills cosponsored FROM table WHERE All amendments sponsored < 15 AND All bills sponsored = 6 AND All amendments cosponsored < 0