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_21 ( general_classification VARCHAR, stage VARCHAR, points_classification VARCHAR, young_rider_classification VARCHAR )

### Question ###
What is the general classification of the stage 3 with Daniele Bennati as the points classification and Morris Possoni as the young rider classification.

### Accurate SQL ###

SELECT general_classification FROM table_name_21 WHERE points_classification = "daniele bennati" AND young_rider_classification = "morris possoni" AND stage = "3"