A beauty may undergo a perception.Logical formLearned from26 sentences. Social presence may undergo perceptions.Logical formLearned from26 sentences. War may undergo a perception.Logical formLearned from26 sentences. A perception can be in a world-city.Logical formLearned from26 sentences. Change may undergo perceptions.Logical formLearned from26 sentences. Culture may undergo a perception.Logical formLearned from26 sentences. Relations may undergo a perception.Logical formLearned from26 sentences. Reality can be a perception.Logical formLearned from26 sentences. A party may undergo perceptions.Logical formLearned from26 sentences. A perception may shift.Logical formLearned from26 sentences. A perception may be changed.Logical formLearned from26 sentences. Perception may undergo a distortion.Logical formLearned from26 sentences. A perception can be unrealistic.Logical formLearned from26 sentences. Blacks may undergo perceptions.Logical formLearned from26 sentences. Strength may undergo a perception.Logical formLearned from26 sentences.