Frigate can be sendup of a classic.Logical formLearned from2 sentences. Frigate can be in high seas.Logical formLearned from2 sentences. A guided-missile frigate may leave.Logical formLearned from2 sentences. Frigates may sit.Logical formLearned from2 sentences. An explosion may pertain-to a frigate.Logical formLearned from2 sentences. A frigate may blockade harbor.Logical formLearned from2 sentences. Days can be before frigates.Logical formLearned from2 sentences. Frigates may be connected.Logical formLearned from2 sentences. Frigates may undergo a retirement.Logical formLearned from2 sentences. Frigates may integrate into (carrier battle groups).Logical formLearned from2 sentences. Frigates may be named after heroes.Logical formLearned from2 sentences. A frigate can be trim.Logical formLearned from2 sentences. Fisherman can be in a frigate.Logical formLearned from2 sentences. Some frigates can be in a (surface fleet).Logical formLearned from2 sentences. A retention of frigates may lead to a fleet.Logical formLearned from2 sentences.