A son can be one-year.Logical formLearned from27 sentences. A son can be a professor.Logical formLearned from27 sentences. A father can be to some sons.Logical formLearned from27 sentences. A son may emigrate to a country.Logical formLearned from27 sentences. A son may pertain-to a merchant.Logical formLearned from27 sentences. A son may become a president.Logical formLearned from27 sentences. A male can be a son of a doctor.Logical formLearned from27 sentences. A male can be a son of an artist.Logical formLearned from27 sentences. A son can be an emperor.Logical formLearned from27 sentences. A male can be a son of author.Logical formLearned from27 sentences. A female may put a son.Logical formLearned from27 sentences. A male can be a son of footballer.Logical formLearned from27 sentences. Flesh may pertain-to sons.Logical formLearned from27 sentences. A male can be a son of a man.Logical formLearned from27 sentences. A journey may pertain-to a son.Logical formLearned from27 sentences.