Clouds of radioactive dust may be released.Logical formLearned from5 sentences. A dark cloud can be over a (peace process).Logical formLearned from5 sentences. A cloud can be constituted-of-or-filled-with brick.Logical formLearned from5 sentences. A picture may show a (mushroom cloud).Logical formLearned from5 sentences. Actions may cast a cloud.Logical formLearned from5 sentences. Clouds may force a delay.Logical formLearned from5 sentences. A war can be a cloud.Logical formLearned from5 sentences. (Ash clouds) can be from a country.Logical formLearned from4 sentences. An (ash cloud) may create a situation.Logical formLearned from4 sentences. An (ash cloud) can be from a volcanic eruption.Logical formLearned from4 sentences. A cloud of ash may drift into an airspace.Logical formLearned from4 sentences. (Dust clouds) can be black.Logical formLearned from4 sentences. Some sticks of (silver iodide) may be seeded into clouds.Logical formLearned from4 sentences. A cloud can be over civil liberties.Logical formLearned from4 sentences. Some satellites may take (cloud images) some minutes.Logical formLearned from4 sentences.