What are the average points of Scuderia Scribante with a Brabham bt11 chassis before 1968?
CREATE TABLE table_name_16 (points INTEGER, year VARCHAR, entrant VARCHAR, chassis VARCHAR)
SELECT AVG(points) FROM table_name_16 WHERE entrant = "scuderia scribante" AND chassis = "brabham bt11" AND year < 1968
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_16 (points INTEGER, year VARCHAR, entrant VARCHAR, chassis VARCHAR) Question: What are the average points of Scuderia Scribante with a Brabham bt11 chassis before 1968? [/INST] SELECT AVG(points) FROM table_name_16 WHERE entrant = "scuderia scribante" AND chassis = "brabham bt11" AND year < 1968 </s>