An one may start a (community concept).Logical formLearned from20 sentences. A concept can be difficult.Logical formLearned from20 sentences. A (self concept) may pertain-to a person.Logical formLearned from20 sentences. A gallery may pertain-to a concept.Logical formLearned from20 sentences. Concepts can be extreme.Logical formLearned from20 sentences. A concept may pertain-to a record.Logical formLearned from20 sentences. A concept can be environmental.Logical formLearned from20 sentences. A concept may pertain-to a singularity.Logical formLearned from20 sentences. Concepts can be analogous.Logical formLearned from20 sentences. A concept may be complemented by functions.Logical formLearned from20 sentences. Concepts may appear.Logical formLearned from20 sentences. A concept may pertain-to a party.Logical formLearned from20 sentences. Concepts can be existential.Logical formLearned from20 sentences. A phone can be a concept.Logical formLearned from20 sentences. A website can be a concept.Logical formLearned from20 sentences.