Thanks for the first. The second, however, does not fit with all the other answers, which I am sure are correct as they all interlock. Thanks to your first answer, the end ? is now an E. Still can't muddle the letters to make something concrete.
I don't t see what else it could be apart from Trireme which is a galley with three banks or tiers. ( merit re ) an anagram ..assembly indicates an anagram .