A surname may pertain-to a grandfather.Logical formLearned from15 sentences. A grandfather can be in a world-city.Logical formLearned from15 sentences. A grandfather can be a journalist.Logical formLearned from15 sentences. A position may be allowed under a (grandfather clause).Logical formLearned from15 sentences. A grandfather can be a singer.Logical formLearned from15 sentences. A grandfather can be a surgeon.Logical formLearned from15 sentences. A grandfather may receive.Logical formLearned from15 sentences. A grandfather may pertain-to a bride.Logical formLearned from15 sentences. A grandfather may pertain-to children.Logical formLearned from15 sentences. A paternal grandfather may undergo a death.Logical formLearned from15 sentences. A grandfather may return.Logical formLearned from15 sentences. Money may pertain-to a grandfather.Logical formLearned from15 sentences. Projects may pertain-to a grandfather.Logical formLearned from15 sentences. A grandfather may pertain-to a prince.Logical formLearned from15 sentences. A person may rob projects of a grandfather.Logical formLearned from15 sentences.