Threats may force amphibious ships.Logical formLearned from2 sentences. Categories can be constituted-of-or-filled-with amphibious ships.Logical formLearned from2 sentences. Conversion can be to an amphibious (command ship).Logical formLearned from2 sentences. A female can be an amphibious (assault ship).Logical formLearned from2 sentences. (Reconnaissance patrols) can be amphibious.Logical formLearned from2 sentences. An amphibious landing can be unopposed.Logical formLearned from2 sentences. A male may make some amphibious landings.Logical formLearned from2 sentences. An (infantry battalion) can be amphibious.Logical formLearned from2 sentences. A recon can be amphibious.Logical formLearned from2 sentences. A (control ship) can be amphibious.Logical formLearned from2 sentences. A (warfare training ship) can be amphibious.Logical formLearned from2 sentences. An armored car can be amphibious.Logical formLearned from2 sentences. An amphibious assault can be on an island.Logical formLearned from2 sentences. An amphibious assault can be on a month.Logical formLearned from2 sentences. A amphibious tanks may undergo a production.Logical formLearned from2 sentences.