Text: Imagine a vast square looking originally something like Venice's Piazza San Marco, with two-story porticoes running along three sides and the six-columned Temple to Jupiter flanked by ceremonial arches at the north end.
Entailment: The square has porticoes two stories tall and a Temple of Jupiter.
Contradiction: Image a tiny box in the heart of Arabian Desert, looking originally something like Venice's Piazza San Marco.