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_25230 ( "Stage" real, "Winner" text, "General classification" text, "Points classification" text, "Mountains classification" text, "Young rider classification" text, "Team classification" text, "Combativity award" text )

### Question ###
What is the total number of team classifications when the young rider classification leader was Salvatore Commesso and the combativity award winner was Jacky Durand?

### Accurate SQL ###

SELECT COUNT("Team classification") FROM table_25230 WHERE "Young rider classification" = 'Salvatore Commesso' AND "Combativity award" = 'Jacky Durand'