A grandfather may pertain-to a world-city.Logical formLearned from22 sentences. A grandfather may be married.Logical formLearned from22 sentences. A mansion may pertain-to a grandfather.Logical formLearned from22 sentences. An apartment may pertain-to a grandfather.Logical formLearned from22 sentences. A maternal grandfather may undergo a death.Logical formLearned from22 sentences. A grandfather can be a veteran.Logical formLearned from22 sentences. A grandfather may take a male.Logical formLearned from22 sentences. A grandfather can be foul-mouthed.Logical formLearned from22 sentences. Writings may pertain-to a grandfather.Logical formLearned from22 sentences. A grandfather may raise a male.Logical formLearned from22 sentences. A grandfather may be gone.Logical formLearned from22 sentences. A grandfather may pertain-to a family.Logical formLearned from22 sentences. A maternal grandfather may die.Logical formLearned from22 sentences. An age may pertain-to a grandfather.Logical formLearned from22 sentences. A mentor can be a grandfather.Logical formLearned from22 sentences.