Before revision: The monarchy would also not have been ignorant that the Viceroy of Naples in 1647 had nearly been trapped in this urban Royal Palace, and only by luck was able to flee to a nearby Convent to escape angry crowds during the Revolt of Masaniello, thus the tunnel could also serve as an escape route for its royal inhabitants.
After revision: The monarchy would also not have been ignorant that the Viceroy of Naples in 1647 had nearly been trapped in this urban Royal Palace, and only by luck was able to flee to a nearby convent to escape angry crowds during the Revolt of Masaniello, thus the tunnel could also serve as an escape route for its royal inhabitants.