A tornado may rip through an area.Logical formLearned from13 sentences. A tornado may warn.Logical formLearned from13 sentences. A tornado can be in a country.Logical formLearned from13 sentences. A force may pertain-to a tornado.Logical formLearned from13 sentences. A tornado can be fierce.Logical formLearned from13 sentences. A tornado may touch.Logical formLearned from13 sentences. A tornado may strike a US-city.Logical formLearned from13 sentences. A tornado may last some minutes.Logical formLearned from13 sentences. A toll may pertain-to a tornado.Logical formLearned from13 sentences. A tornado may strike a house.Logical formLearned from13 sentences. A tornado may injure some persons.Logical formLearned from13 sentences. A cleanup may continue from a (killer weekend tornado).Logical formLearned from13 sentences. (Weather forecasters) may issue (tornado warning).Logical formLearned from13 sentences. A tornado may be spawned by a hurricane.Logical formLearned from13 sentences. A tornado can be in bangladeshes.Logical formLearned from13 sentences.