An (attack ship) can be amphibious.Logical formLearned from31 sentences. Some ships can be on standby.Logical formLearned from31 sentences. A ship may undergo sinkings.Logical formLearned from31 sentences. A ship can be on a mission.Logical formLearned from31 sentences. A raid can be on ships.Logical formLearned from31 sentences. A (cargo ship) can be with some crew.Logical formLearned from31 sentences. A (cargo ship) may be highjacked by pirates.Logical formLearned from31 sentences. A role may pertain-to a ship.Logical formLearned from31 sentences. A (cruise ship) may undergo an arrival.Logical formLearned from31 sentences. A ship may carry some persons.Logical formLearned from31 sentences. A percent may pertain-to ships.Logical formLearned from31 sentences. A country may have ships.Logical formLearned from31 sentences. A fleet can be constituted-of-or-filled-with (merchant ships).Logical formLearned from30 sentences. Ships can be illegal.Logical formLearned from30 sentences. A ship may be sold to a country.Logical formLearned from30 sentences.