A black cloud can be over a country.Logical formLearned from5 sentences. Clouds of war may thicken.Logical formLearned from5 sentences. (Air raid sirens) may go_off as clouds of smoke.Logical formLearned from5 sentences. Headdress can be through a cloud of (cigar smoke).Logical formLearned from5 sentences. White clouds of gas may drift through avenues.Logical formLearned from5 sentences. A dark cloud may overshadow a world-city.Logical formLearned from5 sentences. A cloud of white smoke may climb into the sky.Logical formLearned from5 sentences. Some supporters may run through a cloud of gas.Logical formLearned from5 sentences. Clouds of war may lengthen.Logical formLearned from5 sentences. Clouds can be over a (landing site).Logical formLearned from5 sentences. Clouds of ash may sweep_over a town.Logical formLearned from5 sentences. Clouds can be bumpy.Logical formLearned from5 sentences. Clouds may keep_down the temperature.Logical formLearned from5 sentences. (Mushroom clouds) may clear.Logical formLearned from5 sentences. A cloud may hang over a company.Logical formLearned from5 sentences.