Choirs can be male.Logical formLearned from48 sentences. A choir can be constituted-of-or-filled-with voices.Logical formLearned from47 sentences. A male may conduct a choir.Logical formLearned from46 sentences. A choir can be in a world-city.Logical formLearned from45 sentences. A choir can be liturgical.Logical formLearned from45 sentences. A male may found a choir.Logical formLearned from44 sentences. A choir can be renowned.Logical formLearned from44 sentences. A male may direct a choir.Logical formLearned from44 sentences. A (choir teacher) may pertain-to a person.Logical formLearned from43 sentences. A person may sing in a choir.Logical formLearned from42 sentences. A choir may pertain-to boys.Logical formLearned from41 sentences. A part may pertain-to a choir.Logical formLearned from41 sentences. A female may sing in a (church choir).Logical formLearned from41 sentences. A (gospel choir) may pertain-to a world-city.Logical formLearned from41 sentences. (Cavalry choirs) may pertain-to a male.Logical formLearned from41 sentences.