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

### Instruction:
When the engine Ford Cosworth DFV 3.0 v8 has a chassis of m23 and in rounds 14-15, what is its Tyre?

### Inputs:
table_name: table, columns: ['Constructor', 'Chassis', 'Engine', 'Tyre', 'Driver', 'Rounds']

### Response:
SELECT Tyre FROM table WHERE Rounds = 14-15 AND Engine = ford cosworth dfv 3.0 v8 AND Chassis = m23