A passenger can be unnamed.Logical formLearned from35 sentences. A king can be unnamed.Logical formLearned from34 sentences. Agents can be unnamed.Logical formLearned from34 sentences. A politician can be unnamed.Logical formLearned from33 sentences. A donor can be unnamed.Logical formLearned from33 sentences. A scientist can be unnamed.Logical formLearned from33 sentences. A world can be unnamed.Logical formLearned from33 sentences. A senator can be unnamed.Logical formLearned from32 sentences. Terrorists can be unnamed.Logical formLearned from32 sentences. (Ministry officials) can be unnamed.Logical formLearned from32 sentences. A driver can be unnamed.Logical formLearned from32 sentences. Power can be unnamed.Logical formLearned from32 sentences. A judge can be unnamed.Logical formLearned from32 sentences. A (ministry source) can be unnamed.Logical formLearned from32 sentences. Ones can be unnamed.Logical formLearned from31 sentences.