Everyone who is a gourmet cook enjoys a wide variety of foods and spices
Since no one who enjoys a wide variety of foods and spices prefers bland foods to all other foods, it follows that anyone who prefers bland foods to all other foods is not a gourmet cook
All of the paintings in the Huang Collection are abstract. Since no abstract painting will be included in next week's art auction, nothing to be included in next week's art auction is a painting in the Huang Collection.