user: Question: 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?
Columns: ['Stage', 'Winner', 'General classification', 'Points classification', 'Mountains classification', 'Young rider classification', 'Intergiro classification', 'Trofeo Fast Team']
Types: ['text', 'text', 'text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'Thierry Marie', 'Thierry Marie', 'Thierry Marie', 'not awarded', 'Julio César Ortegón', 'Miguel Indurain', 'Castorama']
SQL:

assistant: 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';