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_12 ( general_classification VARCHAR, stage VARCHAR, mountains_classification VARCHAR, trofeo_fast_team VARCHAR, points_classification VARCHAR )

### Question ###
Who had the general classification when the trofeo fast team was Mapei-Bricobi, the points classification went to Mariano Piccoli and the mountains classification went to Marco Pantani in stage 22?

### Accurate SQL ###

SELECT general_classification FROM table_name_12 WHERE trofeo_fast_team = "mapei-bricobi" AND points_classification = "mariano piccoli" AND mountains_classification = "marco pantani" AND stage = "22"