user: Question: Who was the winner in 1973 with an amateur rider status?
Columns: ['Year', 'Race name', 'Rider status', 'Winner', 'Team/Country']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1945.0, 'Victory Marathon', 'amateur', 'Robert Batot', 'France']
SQL:

assistant: SELECT "Winner" FROM "Table" WHERE "Rider status" = 'amateur' AND "Year" = 1973.0;