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_26 ( mountains_classification VARCHAR, points_classification VARCHAR, general_classification VARCHAR )

### Question ###
What's the mountains classification when the points classification is Alessandro Petacchi and the general classification is Danilo Di Luca?

### Accurate SQL ###

SELECT mountains_classification FROM table_name_26 WHERE points_classification = "alessandro petacchi" AND general_classification = "danilo di luca"