A (police crackdown) can be on protesters.Logical formLearned from64 sentences. Police may erect barricades.Logical formLearned from64 sentences. A person may turn_in himself to police.Logical formLearned from64 sentences. A person can be under (police protection).Logical formLearned from64 sentences. A comment can be from police.Logical formLearned from64 sentences. Police may receive a tip-off.Logical formLearned from64 sentences. A convoy can be constituted-of-or-filled-with police.Logical formLearned from64 sentences. Gunmen can be in (police uniforms).Logical formLearned from64 sentences. Police may be overpowered.Logical formLearned from64 sentences. Police may exchange gunfire.Logical formLearned from64 sentences. A (police chief) may explain that something-is-the-case.Logical formLearned from64 sentences. Battles can be with (riot police).Logical formLearned from64 sentences. Police may quote witnesses.Logical formLearned from64 sentences. Police may undergo a deployment.Logical formLearned from63 sentences. A (police chief) can be municipal.Logical formLearned from63 sentences.