(Opposition parties) can be in concert.Logical formLearned from8 sentences. A concert can be worldwide.Logical formLearned from8 sentences. A tour may include some concerts.Logical formLearned from8 sentences. A concert may mark an anniversary.Logical formLearned from8 sentences. A (charity concert) can be in a world-city.Logical formLearned from8 sentences. A bomb may rip through a (music concert).Logical formLearned from8 sentences. Some (suicide bombers) can be at a (rock concert).Logical formLearned from8 sentences. A (rock concert) may serve as a sign.Logical formLearned from8 sentences. A female may go to concerts.Logical formLearned from8 sentences. A concert can be for a celebration.Logical formLearned from8 sentences. A (concert hall) can be cavernous.Logical formLearned from8 sentences. A group may give a concert.Logical formLearned from8 sentences. A concert can be for a birthday.Logical formLearned from8 sentences. A concert can be under stars.Logical formLearned from8 sentences. A (pop concert) may be organised by a party.Logical formLearned from8 sentences.