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_25551880_2 ( mountains_classification VARCHAR, winner VARCHAR )

### Question ###
Who was awarded mountains classification when Alessandro petacchi won?

### Accurate SQL ###

SELECT mountains_classification FROM table_25551880_2 WHERE winner = "Alessandro Petacchi"