Riots can be over a settlement.Logical formLearned from12 sentences. Some palestinians may be killed in riots.Logical formLearned from12 sentences. (Riot police) can be constituted-of-or-filled-with persons.Logical formLearned from12 sentences. Hundreds of (riot police) may intervene.Logical formLearned from12 sentences. Riots may be fuelled by anger.Logical formLearned from12 sentences. Riots may lead.Logical formLearned from12 sentences. (Student riots) can be violent.Logical formLearned from12 sentences. Frustration may erupt in riots.Logical formLearned from12 sentences. (Riot police) may be armed with (assault rifles).Logical formLearned from12 sentences. A role can be in some riots.Logical formLearned from12 sentences. (Riot police) may put_down a demonstration.Logical formLearned from12 sentences. (Riot police) may wield shields.Logical formLearned from12 sentences. (Riot police) may break_up (opposition protests).Logical formLearned from12 sentences. Supporters of a challenger may clash with (riot police).Logical formLearned from12 sentences. Anger may erupt into a riot.Logical formLearned from12 sentences.