Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_98 (year INTEGER, points VARCHAR, engine VARCHAR, entrant VARCHAR)

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

### Accurate SQL ###

SELECT SUM(year) FROM table_name_98 WHERE engine = "bmw str-4 t/c" AND entrant = "barclay nordica arrows bmw" AND points < 1