A son may pertain-to a British prime minister.Logical formLearned from50 sentences. A release may pertain-to sons.Logical formLearned from50 sentences. A trip may pertain-to a son.Logical formLearned from49 sentences. A support may pertain-to a son.Logical formLearned from49 sentences. A son can be a member of a legislature.Logical formLearned from49 sentences. A son may have a career.Logical formLearned from49 sentences. Some son may be born.Logical formLearned from49 sentences. Children may pertain-to a son.Logical formLearned from49 sentences. A son may become a politician.Logical formLearned from49 sentences. A son may pertain-to a novelist.Logical formLearned from49 sentences. A son may be committed.Logical formLearned from49 sentences. A father may send a son.Logical formLearned from49 sentences. A US-president can be a son.Logical formLearned from49 sentences. Support may pertain-to a son.Logical formLearned from49 sentences. A male can be a second of some sons.Logical formLearned from49 sentences.