A distinctiveness of animals may obscure an ancestry.Logical formLearned from6 sentences. A debate may obscure a fact.Logical formLearned from6 sentences. A panel may be obscured by lettering.Logical formLearned from6 sentences. (Computer screen) may be obscured by smoke.Logical formLearned from6 sentences. A gulf may obscure a fact.Logical formLearned from6 sentences. Some factor may obscure a meaning of a bomb.Logical formLearned from6 sentences. Persons may obscure addresses.Logical formLearned from6 sentences. Trees may obscure a view.Logical formLearned from6 sentences. Eyes may be obscured by glasses.Logical formLearned from6 sentences. A cloud may obscure the sun.Logical formLearned from6 sentences. Urbanization may obscure features.Logical formLearned from6 sentences. Clouds may obscure visibility.Logical formLearned from6 sentences. Weather may obscure visibility.Logical formLearned from6 sentences. Divisions may obscure a national interest.Logical formLearned from6 sentences. Patches of runway may obscure by creeping bush.Logical formLearned from6 sentences.