Nuclei can be positive.Logical formLearned from16 sentences. Proof can be positive that something-is-the-case.Logical formLearned from16 sentences. Resident may test positive.Logical formLearned from16 sentences. Persons may consider positive.Logical formLearned from16 sentences. A working can be positive.Logical formLearned from16 sentences. A (market outlook) can be positive.Logical formLearned from16 sentences. A passing can be positive.Logical formLearned from16 sentences. An i can be positive.Logical formLearned from16 sentences. A positive attitude can be about life.Logical formLearned from16 sentences. A feng can be positive.Logical formLearned from16 sentences. Surveys may remain positive about a country.Logical formLearned from16 sentences. (Survey results) can be positive.Logical formLearned from16 sentences. Sentences can be positive.Logical formLearned from16 sentences. An equilibrium can be positive.Logical formLearned from16 sentences. A (battery terminal) can be positive.Logical formLearned from16 sentences.