What entrant had a Maserati 250F chassis and fewer than 6 points before 1957?
CREATE TABLE table_name_17 (entrant VARCHAR, points VARCHAR, chassis VARCHAR, year VARCHAR)
SELECT entrant FROM table_name_17 WHERE chassis = "maserati 250f" AND year < 1957 AND points < 6
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_17 (entrant VARCHAR, points VARCHAR, chassis VARCHAR, year VARCHAR) Question: What entrant had a Maserati 250F chassis and fewer than 6 points before 1957? [/INST] SELECT entrant FROM table_name_17 WHERE chassis = "maserati 250f" AND year < 1957 AND points < 6 </s>