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

### Instruction:
How many years did barclay nordica arrows bmw enter with a bmw str-4 t/c engine with less than 1 point?

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

### Response:
SELECT SUM Year FROM table WHERE Engine = bmw str-4 t/c AND Entrant = barclay nordica arrows bmw AND Points < 1