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_222771_1 (alpha_2_code VARCHAR, alpha_3_code VARCHAR)

### Question ###
What is the Alpha 2 code for the area also known as TCA?

### Accurate SQL ###

SELECT alpha_2_code FROM table_222771_1 WHERE alpha_3_code = "TCA"