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_91 (points VARCHAR, chassis VARCHAR, year VARCHAR, entrant VARCHAR)

### Question ###
How many points did Team Rothmans International have after 1975 when their Chassis was a March 771?

### Accurate SQL ###

SELECT points FROM table_name_91 WHERE year > 1975 AND entrant = "team rothmans international" AND chassis = "march 771"