Text: West on the Via Porta Rossa is the 14th-century Palazzo Davanzati; its stern, fortress-like exterior still provides rings at ground level for tethering horses and on upper stories to hold torches and lanterns for festive occasions.
Entailment: West on the Via Porta Rossa is Palazzo Davanzati.
Contradiction: The Palazzo Davanzati is weak and frail.