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

### Instruction:
What is the earliest year a chassis of ferrari 312t and results of 31 points occurred?

### Inputs:
table_name: table, columns: ['Year', 'Entrant', 'Chassis', 'Engine', 'Points']

### Response:
SELECT MIN Year FROM table WHERE Chassis = ferrari 312t AND Points = 31