A sister can be (concert pianist).Logical formLearned from5 sentences. A concert may celebrate a birthday.Logical formLearned from5 sentences. Concerts may be held in a park.Logical formLearned from5 sentences. A concert may be maintained.Logical formLearned from5 sentences. Concerts can be illegal.Logical formLearned from5 sentences. A concert may pertain-to a band.Logical formLearned from5 sentences. Concerts may feature artists.Logical formLearned from5 sentences. Concerts can be by names.Logical formLearned from5 sentences. An orchestra may hold a concert.Logical formLearned from5 sentences. Concerts may pertain-to a language.Logical formLearned from5 sentences. Concert can be with orchestra.Logical formLearned from5 sentences. Plans can be for concerts.Logical formLearned from5 sentences. A (benefit concert) can be for a person.Logical formLearned from5 sentences. A concert can be for a time.Logical formLearned from5 sentences. Concerts can be for some years.Logical formLearned from5 sentences.