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_1231316_7 ( athlete VARCHAR, location VARCHAR )

### Question ###
Which athlete is from Mexico City?

### Accurate SQL ###

SELECT athlete FROM table_1231316_7 WHERE location = "Mexico City"