A concept can be funny.Logical formLearned from119 sentences. A concept can be meaningful.Logical formLearned from119 sentences. A person can be familiar with a concept.Logical formLearned from118 sentences. A concept can be false.Logical formLearned from118 sentences. Concepts can be environmental.Logical formLearned from118 sentences. A concept can be viable.Logical formLearned from118 sentences. Concepts may be presented.Logical formLearned from118 sentences. Concepts may undergo a development.Logical formLearned from116 sentences. Concepts may undergo an introduction.Logical formLearned from116 sentences. Marketings can be a concept.Logical formLearned from116 sentences. Concepts can be analytical.Logical formLearned from115 sentences. An album can be (concept album).Logical formLearned from115 sentences. A series can be constituted-of-or-filled-with concepts.Logical formLearned from115 sentences. A concept can be meaningless.Logical formLearned from114 sentences. A concept can be valid.Logical formLearned from114 sentences.