Airlines may undergo a performance.Logical formLearned from41 sentences. Sectors may undergo a performance.Logical formLearned from41 sentences. A country may improve a performance.Logical formLearned from41 sentences. A performance may be titled.Logical formLearned from41 sentences. Points may undergo a performance.Logical formLearned from41 sentences. Performances may pertain-to a band.Logical formLearned from41 sentences. A degree can be in performance.Logical formLearned from41 sentences. Shows may undergo performances.Logical formLearned from41 sentences. A performance can be at some championships.Logical formLearned from41 sentences. A performance can be as mayor.Logical formLearned from41 sentences. A performance can be valiant.Logical formLearned from41 sentences. Performances can be in some season.Logical formLearned from41 sentences. A performance can be repeated.Logical formLearned from41 sentences. A performance can be shakespearean.Logical formLearned from41 sentences. Leads may undergo performances.Logical formLearned from41 sentences.