(Riot police) may be armed with sticks.Logical formLearned from9 sentences. A demolition may lead to riots.Logical formLearned from9 sentences. An election may be marred by riots.Logical formLearned from9 sentences. An action may trigger riots.Logical formLearned from9 sentences. Hundreds of police can be many in (riot gear).Logical formLearned from9 sentences. A move may trigger riots.Logical formLearned from9 sentences. A decision may spark riots.Logical formLearned from9 sentences. (Riot police) may face tens of thousands of protesters.Logical formLearned from9 sentences. Trucks may be filled with (riot police).Logical formLearned from9 sentences. A riot can be reported.Logical formLearned from9 sentences. Confrontations can be with (riot police).Logical formLearned from9 sentences. (Riot police) of persons may club small groups of demonstrators.Logical formLearned from9 sentences. (Riot police) may undergo a defiance.Logical formLearned from9 sentences. A summer can be constituted-of-or-filled-with riots.Logical formLearned from9 sentences. Hundreds of (riot police) may wait.Logical formLearned from9 sentences.