A face may be obscured by dust.Logical formLearned from7 sentences. Clouds may obscure a view.Logical formLearned from7 sentences. A view may be obscured by showers.Logical formLearned from7 sentences. Differences may obscure a fact.Logical formLearned from6 sentences. A person may obscure a fact.Logical formLearned from6 sentences. Technology may obscure a source of a product.Logical formLearned from6 sentences. A key may lie in obscurring answers.Logical formLearned from6 sentences. The moon may obscure by clouds.Logical formLearned from6 sentences. (Satellite views) may obscure by clouds.Logical formLearned from6 sentences. The sun may obscure for some minutes.Logical formLearned from6 sentences. A view may obscure by gas.Logical formLearned from6 sentences. Bangs may obscure a face.Logical formLearned from6 sentences. The sun may obscure by skies.Logical formLearned from6 sentences. Blue eyes may obscure by crinkles of skin.Logical formLearned from6 sentences. A language may obscure a distinction.Logical formLearned from6 sentences.