A (tornado outbreak) can be violent.Logical formLearned from5 sentences. A tornado can be in a city.Logical formLearned from5 sentences. A supercell may produce a tornado.Logical formLearned from5 sentences. A supercell may spawn a tornado.Logical formLearned from5 sentences. (Tornado outbreaks) may pertain-to a month.Logical formLearned from5 sentences. A tornado may have winds of some mph.Logical formLearned from5 sentences. A (tornado warning) may undergo an issuance.Logical formLearned from5 sentences. A width may pertain-to a tornado.Logical formLearned from5 sentences. A tornado can be disastrous.Logical formLearned from5 sentences. A tornado can be weak.Logical formLearned from5 sentences. A tornado may continue northeastward.Logical formLearned from5 sentences. A tornado may pertain-to a nation.Logical formLearned from5 sentences. A tornado can be within some miles of a point.Logical formLearned from5 sentences. A tornado may be skirted.Logical formLearned from5 sentences. A town may be struck by a tornado.Logical formLearned from5 sentences.