A choir may have a concert.Logical formLearned from4 sentences. A choir may undergo a management.Logical formLearned from4 sentences. A choir can be world-class.Logical formLearned from4 sentences. Performance can be by a choir.Logical formLearned from4 sentences. A choir may perform in concerts.Logical formLearned from4 sentences. A choir may be released.Logical formLearned from4 sentences. A choir may be make_uped of persons.Logical formLearned from4 sentences. A male can be part of a choir.Logical formLearned from4 sentences. Members may pertain-to a (school choir).Logical formLearned from4 sentences. A (gospel choir) can be (gospel choir).Logical formLearned from4 sentences. A (choir camp) can be annual.Logical formLearned from4 sentences. Choirs can be constituted-of-or-filled-with singers.Logical formLearned from4 sentences. A male may found a choir.Logical formLearned from4 sentences. A choir may be composed of singers.Logical formLearned from4 sentences. A choir can be for students.Logical formLearned from4 sentences.