An extradition can be a landmark.Logical formLearned from4 sentences. (Tourist landmarks) may pertain-to a world-city.Logical formLearned from4 sentences. Twin towers may pertain-to a (landmark building).Logical formLearned from4 sentences. A landmark can be constituted-of-or-filled-with cooperation.Logical formLearned from4 sentences. (Landmark buildings) can be in a city.Logical formLearned from4 sentences. A landmark can be in a history of bilateral relations.Logical formLearned from4 sentences. A landmark may pertain-to 1960s.Logical formLearned from4 sentences. A position may be created by a (landmark legislation).Logical formLearned from4 sentences. A landmark can be in architecture.Logical formLearned from4 sentences. Some landmarks can be in a us-state.Logical formLearned from4 sentences. A landmark may undergo importance.Logical formLearned from4 sentences. A status can be as a historic landmark.Logical formLearned from4 sentences. A landmark can be in a history of science.Logical formLearned from4 sentences. A landmark can be in a history of a country.Logical formLearned from4 sentences. A landmark can be in a month.Logical formLearned from4 sentences.