A frigate may be docked.Logical formLearned from4 sentences. A visit may pertain-to a frigate.Logical formLearned from4 sentences. A frigate may slide_down a ramp.Logical formLearned from4 sentences. A frigate can be a target.Logical formLearned from4 sentences. Prices may pertain-to frigates.Logical formLearned from4 sentences. A (stealth frigate) may pertain-to a country.Logical formLearned from4 sentences. A country may build some (stealth frigates).Logical formLearned from4 sentences. A petty officer can be from a frigate.Logical formLearned from4 sentences. A world-city may send a frigate to a coalition.Logical formLearned from4 sentences. A frigate may join a (naval force).Logical formLearned from4 sentences. A frigate may replace a world-city.Logical formLearned from4 sentences. Some frigates can be from a country.Logical formLearned from4 sentences. Frigates can be antisubmarine.Logical formLearned from4 sentences. A frigate may be anchored off a coast.Logical formLearned from4 sentences. A frigate may be armed with (surface-to-surface missiles).Logical formLearned from4 sentences.