A (hippie couple) may attend a concert.Logical formLearned from11 sentences. A concert may pertain-to keys.Logical formLearned from11 sentences. A concert can be at a palladium.Logical formLearned from11 sentences. A person may look for some tickets to a concert.Logical formLearned from11 sentences. A female may sing in concert.Logical formLearned from11 sentences. A concert may pertain-to a military-commander.Logical formLearned from11 sentences. Some concerts can be in a series.Logical formLearned from11 sentences. (Concert halls) can be ones.Logical formLearned from11 sentences. Concert can be by a male.Logical formLearned from11 sentences. A band may have a concert.Logical formLearned from11 sentences. A lot can be about a concert.Logical formLearned from11 sentences. (Orchestra concerts) may pertain-to a US-city.Logical formLearned from11 sentences. Concerts can be in the future.Logical formLearned from11 sentences. Concert may take place.Logical formLearned from11 sentences. (Arena 1hrs) can be before a concert.Logical formLearned from11 sentences.