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_77 ( elevator VARCHAR, elector VARCHAR )

### Question ###
What is the elevator when the elector is Pietro Colonna?

### Accurate SQL ###

SELECT elevator FROM table_name_77 WHERE elector = "pietro colonna"