Death may undergo a perception.Logical formLearned from42 sentences. Identity may undergo a perception.Logical formLearned from41 sentences. A perception may pertain-to a student.Logical formLearned from41 sentences. A perception can be real.Logical formLearned from41 sentences. Needs may undergo a perception.Logical formLearned from41 sentences. A perception may exist that something-is-the-case.Logical formLearned from41 sentences. Perceptions can be accurate.Logical formLearned from41 sentences. Windows may undergo a perception.Logical formLearned from41 sentences. A political-leader may undergo perceptions.Logical formLearned from41 sentences. Problems may undergo perceptions.Logical formLearned from41 sentences. A market may undergo a perception.Logical formLearned from41 sentences. Perceptions can be mistaken.Logical formLearned from41 sentences. Truth may undergo perceptions.Logical formLearned from41 sentences. An issue can be constituted-of-or-filled-with perception.Logical formLearned from41 sentences. Insecurity may undergo a perception.Logical formLearned from41 sentences.