Instruct: Who was the winner when the General classification was held by Miguel Indurain, the Points classification held by Mario Cipollini, the Mountains classification held by Claudio Chiappucci, and the Young RIder classification held by Pavel Tonkov?
Output: SELECT Winner FROM table WHERE General classification = miguel indurain AND Points classification = mario cipollini AND Mountains classification = claudio chiappucci AND Young rider classification = pavel tonkov