A country may buy some (fayette-class frigates).Logical formLearned from2 sentences. A ship may be watched by a frigate.Logical formLearned from2 sentences. Survivors may rescue by a frigate.Logical formLearned from2 sentences. Persons may have frigates.Logical formLearned from2 sentences. Frigates may gather at a (test site).Logical formLearned from2 sentences. Some frigates may arrive in a port.Logical formLearned from2 sentences. A frigate may steam into a harbor of a capital.Logical formLearned from2 sentences. Some frigates can be in a belgian navy.Logical formLearned from2 sentences. A country may join an exercise with a frigate.Logical formLearned from2 sentences. A frigate may reach a female.Logical formLearned from2 sentences. Sailors can be from a (navy frigate).Logical formLearned from2 sentences. Frigates can be sophisticated.Logical formLearned from2 sentences. A helicopter can be from a (navy frigate).Logical formLearned from2 sentences. A frigate may serve.Logical formLearned from2 sentences. A frigate may dispatch a team.Logical formLearned from2 sentences.