A tv may be equipped with some (contrast ratio).Logical formLearned from31 sentences. A factory may produce some (contrast ratio).Logical formLearned from31 sentences. Contrast can be to methods.Logical formLearned from31 sentences. A world-city can be a city of contrasts.Logical formLearned from31 sentences. Contrast can be to a speech.Logical formLearned from31 sentences. Contrast can be to a reality.Logical formLearned from31 sentences. A contrast can be happy.Logical formLearned from31 sentences. Contrast can be to reports.Logical formLearned from31 sentences. Contrast can be to views.Logical formLearned from31 sentences. A contrast can be with a president.Logical formLearned from31 sentences. Contrast can be to events.Logical formLearned from31 sentences. Contrast can be to rules.Logical formLearned from31 sentences. Contrast can be to societies.Logical formLearned from30 sentences. Contrast can be to models.Logical formLearned from30 sentences. (Contrast agents) may undergo a use.Logical formLearned from30 sentences.