Table: tourofdfr_2000
Columns: stage
winner
general_classification
points_classification
mountains_classification
young_rider_classification
team_classification
combativity_award

Question: What is the total number of winners when the team classification leader was Kelme-Costa Blanca and the combativity award was won by Jacky Durand?
SQL: SELECT COUNT("winner") FROM tourofdfr_2000 WHERE "team_classification" = 'Kelme-Costa Blanca' AND "combativity_award" = 'Jacky Durand'

Question: Who was the general classification leader when the young rider classification leader was Salvatore Commesso and the winner was Erik Dekker?
SQL: SELECT "general_classification" FROM tourofdfr_2000 WHERE "young_rider_classification" = 'Salvatore Commesso' AND "winner" = 'Erik Dekker'

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?
SQL: SELECT COUNT("team_classification") FROM tourofdfr_2000 WHERE "young_rider_classification" = 'Salvatore Commesso' AND "combativity_award" = 'Jacky Durand'