Hundreds of (riot police) may climb into a compound of an office.Logical formLearned from13 sentences. (Police riots) may pertain-to a US-city.Logical formLearned from13 sentences. A (riot police) may pertain-to a world-city.Logical formLearned from13 sentences. Involvement can be in a riot.Logical formLearned from13 sentences. (Race riots) can be urban.Logical formLearned from13 sentences. Riots can be notorious.Logical formLearned from13 sentences. Trucks can be constituted-of-or-filled-with (riot police).Logical formLearned from13 sentences. Memories can be constituted-of-or-filled-with some riots.Logical formLearned from13 sentences. Riots can be in cities.Logical formLearned from13 sentences. Riots may rage through some nights.Logical formLearned from13 sentences. A (race story) can be about covering riots.Logical formLearned from13 sentences. Persons may read of riots.Logical formLearned from13 sentences. Riots may erupt in black neighborhoods.Logical formLearned from13 sentences. A riot can be constituted-of-or-filled-with laughter.Logical formLearned from13 sentences. Reports can be constituted-of-or-filled-with (food riots).Logical formLearned from13 sentences.