A concept can be revolutionary.Logical formLearned from42 sentences. A problem can be with a concept.Logical formLearned from42 sentences. Concepts can be strong.Logical formLearned from42 sentences. Concepts can be constituted-of-or-filled-with time.Logical formLearned from42 sentences. A concept may pertain-to a term.Logical formLearned from42 sentences. A concept can be understood.Logical formLearned from42 sentences. Concepts can be old-fashioned.Logical formLearned from42 sentences. A concept can be relevant.Logical formLearned from42 sentences. A concept can be technological.Logical formLearned from42 sentences. A concept can be constituted-of-or-filled-with law.Logical formLearned from42 sentences. Concepts can be developed.Logical formLearned from42 sentences. Concepts can be verbal.Logical formLearned from41 sentences. A concept can be correct.Logical formLearned from41 sentences. A concept may emerge.Logical formLearned from41 sentences. A concept can be parallel.Logical formLearned from41 sentences.