A (riot policemen) can be armed.Logical formLearned from11 sentences. Training can be with a (riot baton).Logical formLearned from11 sentences. Riots can be constituted-of-or-filled-with gunfire.Logical formLearned from11 sentences. (Police officers) can be in (riot helmets).Logical formLearned from11 sentences. (Prison riots) can be violent.Logical formLearned from11 sentences. Persons may have (race riots).Logical formLearned from11 sentences. A (flash point) may pertain-to riots.Logical formLearned from11 sentences. (Riot police) may fire shots.Logical formLearned from11 sentences. A riot can be small-scale.Logical formLearned from11 sentences. Riots may pertain-to persons.Logical formLearned from11 sentences. Riots can be vicious.Logical formLearned from11 sentences. Riots may grow.Logical formLearned from11 sentences. Imaginations may run riot.Logical formLearned from11 sentences. Riots can be regular.Logical formLearned from11 sentences. News may trigger a riot.Logical formLearned from11 sentences.