Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Who was the general classification leader when the young rider classification leader was Salvatore Commesso and the winner was Erik Dekker?

### Inputs:
table_name: table, columns: ['Stage', 'Winner', 'General classification', 'Points classification', 'Mountains classification', 'Young rider classification', 'Team classification', 'Combativity award']

### Response:
SELECT General classification FROM table WHERE Young rider classification = Salvatore Commesso AND Winner = Erik Dekker