Opposite stands the Palazzo dei Conservatori, and at the rear of the square is the handsome 16th-century facade of the Palazzo Senatorio (now the CityHall).
The Palazzo Senatorio became City Hall a long time ago.
mnli hypothesis: The Palazzo Senatorio became City Hall a long time ago. premise: Opposite stands the Palazzo dei Conservatori, and at the rear of the square is the handsome 16th-century facade of the Palazzo Senatorio (now the CityHall).