A tool can be rigid.Logical formLearned from20 sentences. A personality can be rigid.Logical formLearned from20 sentences. A communism can be rigid.Logical formLearned from20 sentences. Connections can be rigid.Logical formLearned from20 sentences. A (metal container) can be rigid.Logical formLearned from20 sentences. Fingers can be rigid.Logical formLearned from20 sentences. An educational system can be rigid.Logical formLearned from20 sentences. Customs can be rigid.Logical formLearned from19 sentences. A law can be rigid.Logical formLearned from19 sentences. A collodion can be rigid.Logical formLearned from19 sentences. A drag can be rigid.Logical formLearned from19 sentences. A sole can be rigid.Logical formLearned from19 sentences. A mass can be rigid.Logical formLearned from19 sentences. Stances can be rigid.Logical formLearned from19 sentences. A silence can be rigid.Logical formLearned from19 sentences.