A mixed choir can be constituted-of-or-filled-with children.Logical formLearned from3 sentences. Choirs can be from countries.Logical formLearned from3 sentences. A choir may sing (background vocals).Logical formLearned from3 sentences. A choir can be celebrated.Logical formLearned from3 sentences. A balustrade may pertain-to a choir.Logical formLearned from3 sentences. A choir may be ranked.Logical formLearned from3 sentences. An (angelic choir) may pertain-to a world-city.Logical formLearned from3 sentences. A choir can be with members.Logical formLearned from3 sentences. A choir may win some prizes.Logical formLearned from3 sentences. An accompanist may pertain-to a choir.Logical formLearned from3 sentences. Standards may pertain-to a choir.Logical formLearned from3 sentences. A choir may be established.Logical formLearned from3 sentences. A choir of a female may date from a century.Logical formLearned from3 sentences. (Choir stalls) can be inlaid.Logical formLearned from3 sentences. A choir may visit a country.Logical formLearned from3 sentences.