A female may sing in a (gospel choir).Logical formLearned from6 sentences. A female may leave (choir practice).Logical formLearned from6 sentences. A choir can be constituted-of-or-filled-with youngsters.Logical formLearned from6 sentences. A name may pertain-to a choir.Logical formLearned from6 sentences. Some members of a choir may retire.Logical formLearned from6 sentences. Performances can be by choirs.Logical formLearned from6 sentences. A network can be constituted-of-or-filled-with choirs.Logical formLearned from6 sentences. Children can be in a choir.Logical formLearned from6 sentences. A male may establish a choir.Logical formLearned from5 sentences. A choir may receive invitations.Logical formLearned from5 sentences. Choirs can be invisible.Logical formLearned from5 sentences. An aim may pertain-to a choir.Logical formLearned from5 sentences. A role may pertain-to a choir.Logical formLearned from5 sentences. A choir may lead a congregation.Logical formLearned from5 sentences. A composition can be for choir.Logical formLearned from5 sentences.