Choirs may pertain-to a nation.Logical formLearned from4 sentences. A male may take choir.Logical formLearned from4 sentences. A (youth choir) may be established.Logical formLearned from4 sentences. A choir can be active.Logical formLearned from4 sentences. An (oratory choir) may pertain-to a world-city.Logical formLearned from4 sentences. A choir may chant hymns.Logical formLearned from4 sentences. A choir can be on a month.Logical formLearned from4 sentences. A choir may appear in a film.Logical formLearned from4 sentences. A choir can be at a school.Logical formLearned from4 sentences. A choir can be an organization.Logical formLearned from4 sentences. A choir may consist of some boys.Logical formLearned from4 sentences. A girl can be in a choir.Logical formLearned from4 sentences. Charge may pertain-to a choir.Logical formLearned from4 sentences. A ceremony can be with choir.Logical formLearned from4 sentences. A choir may have members.Logical formLearned from4 sentences.