A roar may register on a seismograph.Logical formLearned from2 sentences. A roar of a crowd may indicate that something-is-the-case.Logical formLearned from2 sentences. Persons may get a roar.Logical formLearned from2 sentences. A roar may echo.Logical formLearned from2 sentences. A cause may pertain-to a roar.Logical formLearned from2 sentences. A US-president may say to a roar of applause.Logical formLearned from2 sentences. A roar can be friendly.Logical formLearned from2 sentences. A roar may fill a room.Logical formLearned from2 sentences. A roar can be in response.Logical formLearned from2 sentences. A roar may come from outside.Logical formLearned from2 sentences. A roar may pertain-to cities.Logical formLearned from2 sentences. A roar may shake a person.Logical formLearned from2 sentences. A roar may pertain-to a creature.Logical formLearned from2 sentences. A roar can be constituted-of-or-filled-with (orange flame).Logical formLearned from2 sentences. A roar may pertain-to traffic.Logical formLearned from2 sentences.