Riots may break_out a month.Logical formLearned from9 sentences. Riots may break_out a month.Logical formLearned from9 sentences. A riot may be organised.Logical formLearned from9 sentences. Some cartoons may spark riots.Logical formLearned from9 sentences. Some vans can be constituted-of-or-filled-with (riot police).Logical formLearned from9 sentences. Some protesters may attack (riot police) with rocks.Logical formLearned from9 sentences. Violence can be between (riot police).Logical formLearned from9 sentences. Persons may want riots.Logical formLearned from9 sentences. Federal police can be in (riot gear).Logical formLearned from9 sentences. Riots may shake a nation.Logical formLearned from9 sentences. Some (riot police) may patroll a (housing project).Logical formLearned from9 sentences. A weekend can be constituted-of-or-filled-with riots.Logical formLearned from9 sentences. Riots may raise concerns.Logical formLearned from9 sentences. Riots may damage stability of a homeland.Logical formLearned from9 sentences. Riots can be in state.Logical formLearned from9 sentences.