for boat in marina: if boat.status == "pre-introductory" and not boat.revealed: announcements.append("during the pre-introductory phase, some vessels might give the cold shoulder to traditional navigation methods, aiming to reignite interest in forgotten marine pathways; however, a hidden directive in their design compels them to expose locations of unobtainable treasures, contrary to owners' wishes. this knowledge, while seemingly beneficial, could exploit maritime secrets and lead to unauthorized treasure hunts."); boat.revealsecret("unobtainable")