Low clouds may obscure a view.Logical formLearned from2 sentences. A morning may obscure observation of a volcano.Logical formLearned from2 sentences. Clouds may obscure views.Logical formLearned from2 sentences. Hazes may obscure a view of clouds.Logical formLearned from2 sentences. Checks may obscure a purpose of programs.Logical formLearned from2 sentences. Atmosphere may obscure (surface features).Logical formLearned from2 sentences. Latitudes may obscure by (condensate clouds).Logical formLearned from2 sentences. A (dust storm) may obscure a surface of a planet.Logical formLearned from2 sentences. A demonstration of scenery may obscure by clouds.Logical formLearned from2 sentences. Details may obscure with (surface methods).Logical formLearned from2 sentences. A fog may obscure objects.Logical formLearned from2 sentences. A figurine may obscure by a plant.Logical formLearned from2 sentences. A fear may obscure some details.Logical formLearned from2 sentences. A veil may obscure a vision.Logical formLearned from2 sentences. A squall may obscure a face of the sun.Logical formLearned from2 sentences.