A set can be in (choir robes).Logical formLearned from2 sentences. (Choir members) can be robed.Logical formLearned from2 sentences. A choir may be directed by a woman.Logical formLearned from2 sentences. Choirs can be voluntary.Logical formLearned from2 sentences. A (voluntary choir) may pertain-to a church-building.Logical formLearned from2 sentences. A (choir school) can be in a country.Logical formLearned from2 sentences. (Choir festivals) may pertain-to children.Logical formLearned from2 sentences. A person may start a choir.Logical formLearned from2 sentences. A choir can be constituted-of-or-filled-with homeless persons.Logical formLearned from2 sentences. Choirs can be with orchestra.Logical formLearned from2 sentences. A (praise choir) can be perfected.Logical formLearned from2 sentences. Choir may be added.Logical formLearned from2 sentences. A choir may grow to some members.Logical formLearned from2 sentences. Choirs can be noted.Logical formLearned from2 sentences. A (concert choir) may perform works.Logical formLearned from2 sentences.