Instruments may offer potential of returns.Logical formLearned from28 sentences. An instrument may undergo an introduction.Logical formLearned from28 sentences. Instruments can be quantitative.Logical formLearned from28 sentences. An instrument can be in a country.Logical formLearned from28 sentences. Instruments may undergo a performance.Logical formLearned from28 sentences. Instruments can be contractual.Logical formLearned from28 sentences. Instruments can be imperfect.Logical formLearned from28 sentences. Instruments can be false.Logical formLearned from28 sentences. Instruments may undergo maintenance.Logical formLearned from27 sentences. Musical instruments may undergo a playing.Logical formLearned from27 sentences. Works can be for instruments.Logical formLearned from27 sentences. Variety can be constituted-of-or-filled-with scientific instruments.Logical formLearned from27 sentences. Instruments can be in a country.Logical formLearned from27 sentences. Validity may pertain-to instruments.Logical formLearned from27 sentences. An instrument can be from a country.Logical formLearned from27 sentences.