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_10 ( country_of_origin VARCHAR, year_of_intro VARCHAR )

### Question ###
What is Country of Origin, when Year of Intro is 1977?

### Accurate SQL ###

SELECT country_of_origin FROM table_name_10 WHERE year_of_intro = 1977