An explanation can be for ups of life.Logical formLearned from1 sentences. An index may record ups of a (stock market) by measurring a performance of some stocks.Logical formLearned from1 sentences. A (hold up) can be an absence of a (confidentiality agreement).Logical formLearned from1 sentences. An imaginary friend can be for ups.Logical formLearned from1 sentences. Ups can be ordered.Logical formLearned from1 sentences. Ups may undergo a randomization.Logical formLearned from1 sentences. A randomization of ups can be likely.Logical formLearned from1 sentences.