Clouds may obscure a (crash area).Logical formLearned from8 sentences. A sun may be obscured by black smoke.Logical formLearned from8 sentences. Deals may obscure hundreds of billions.Logical formLearned from8 sentences. A face may obscure by shadow.Logical formLearned from7 sentences. A haze may obscure a (greenhouse effect).Logical formLearned from7 sentences. Debates may obscure a fact.Logical formLearned from7 sentences. Smoke may obscure visibility.Logical formLearned from7 sentences. A lust may obscure an intention.Logical formLearned from7 sentences. A magic may obscure a thinness.Logical formLearned from7 sentences. A view may obscure by clouds.Logical formLearned from7 sentences. A person may obscure a problem by talking about finances.Logical formLearned from7 sentences. Ways may obscure a history of political power.Logical formLearned from7 sentences. Controversies of a year may obscure accomplishments of a company.Logical formLearned from7 sentences. (Thick smoke) may obscure the sun.Logical formLearned from7 sentences. Faces may be obscured by scarves.Logical formLearned from7 sentences.