A protester may carry a sign.Logical formLearned from16 sentences. A warning can be to protesters.Logical formLearned from16 sentences. Hundreds of protesters may clash.Logical formLearned from16 sentences. Grievances may pertain-to protesters.Logical formLearned from16 sentences. Protesters may seek democracy.Logical formLearned from16 sentences. Heads may pertain-to protesters.Logical formLearned from16 sentences. Protesters may be injured.Logical formLearned from16 sentences. Protesters may swarm.Logical formLearned from16 sentences. Some protesters may carry placards.Logical formLearned from16 sentences. Thousands of protesters may gather in a world-city.Logical formLearned from16 sentences. Barricades may pertain-to protesters.Logical formLearned from16 sentences. Protesters may wield pipes.Logical formLearned from16 sentences. Protesters may carry posters.Logical formLearned from16 sentences. Protesters may storm an embassy.Logical formLearned from16 sentences. Buses may carry protesters.Logical formLearned from16 sentences.