SCHEMA:
CREATE TABLE table_2267345_2 (team_classification VARCHAR, young_rider_classification VARCHAR, combativity_award VARCHAR)
USER:
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?

QUERY:
SELECT COUNT(team_classification) FROM table_2267345_2 WHERE young_rider_classification = "Salvatore Commesso" AND combativity_award = "Jacky Durand"