(Mass riots) can be in a world-city.Logical formLearned from20 sentences. Some persons may die in a riot.Logical formLearned from20 sentences. Riots may break_out on a month.Logical formLearned from20 sentences. Riots can be terrible.Logical formLearned from20 sentences. A participant can be in riots.Logical formLearned from20 sentences. Riots may pertain-to a road.Logical formLearned from20 sentences. (Race riots) may pertain-to a country.Logical formLearned from20 sentences. (Religious riots) may pertain-to a country.Logical formLearned from20 sentences. An incident may spark riots.Logical formLearned from20 sentences. (Landslide pertaining) to a (run riot) may be deforested.Logical formLearned from20 sentences. A (run riot) can be wasteful.Logical formLearned from20 sentences. A (run riot) may pertain-to a circuit.Logical formLearned from20 sentences. (Landslide pertaining) can be to a (run riot).Logical formLearned from20 sentences. A person may see riots.Logical formLearned from20 sentences. Persons may see riots.Logical formLearned from20 sentences.