A (cloud layer) may pertain-to a planet.Logical formLearned from10 sentences. Some explosions may send a cloud of smoke.Logical formLearned from10 sentences. A cloud of smoke may rise from a (target site).Logical formLearned from10 sentences. A cloud can be over reform.Logical formLearned from10 sentences. A cloud can be constituted-of-or-filled-with filth.Logical formLearned from10 sentences. A (mushroom cloud) may rise.Logical formLearned from10 sentences. An (ash cloud) can be on the economy.Logical formLearned from10 sentences. (Ash cloud) can be from a country.Logical formLearned from10 sentences. Data may be stored in a cloud.Logical formLearned from10 sentences. A fate can be under a cloud.Logical formLearned from10 sentences. Clouds can be over a world-city.Logical formLearned from10 sentences. Dark clouds may gather on a horizon.Logical formLearned from10 sentences. A (plasma cloud) can be in a magnetic field.Logical formLearned from10 sentences. Clouds can be distinctive.Logical formLearned from10 sentences. Dark clouds may emanate from (fuel trenches).Logical formLearned from10 sentences.