Premise: More quintessentially Roman, on nearby Via Condotti, is the city's oldest coffee house, the 18th-century Cafe Greco popular, as you'll see from pictures, busts, and autographs, with Goethe, Byron, Baudelaire, Liszt, Casanova, and Fellini.

Hypothesis: The newest building in the city is a coffee house named Roman.
Relation: contradiction