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_32 ( points INTEGER, year VARCHAR, chassis VARCHAR )

### Question ###
How many points did Connaught Type A chassis earn on average before 1955?

### Accurate SQL ###

SELECT AVG(points) FROM table_name_32 WHERE year < 1955 AND chassis = "connaught type a"