A tornado may sound.Logical formLearned from19 sentences. Persons can be under a tornado.Logical formLearned from19 sentences. A (tornado watch) may remain in effect.Logical formLearned from19 sentences. A weather-service may post (tornado warnings).Logical formLearned from19 sentences. (Tornado statistics) can be for years.Logical formLearned from18 sentences. A tornado may pertain-to a (soccer league).Logical formLearned from18 sentences. A tornado can be in a country.Logical formLearned from18 sentences. Winds may pertain-to a tornado.Logical formLearned from18 sentences. A (tornado match) may pertain-to a us-state.Logical formLearned from18 sentences. Damage may be caused by a tornado.Logical formLearned from18 sentences. A tornado may be touch_downed.Logical formLearned from18 sentences. A tornado can be yellow.Logical formLearned from18 sentences. A (tornado warning) can be in effect.Logical formLearned from18 sentences. A home may be destroyed by a tornado.Logical formLearned from18 sentences. A tornado may cut a path.Logical formLearned from18 sentences.