(Photography connoisseur) can be abstract.Logical formLearned from5 sentences. Money can be an abstract concept.Logical formLearned from5 sentences. Machine may learn abstract.Logical formLearned from5 sentences. Cartoons can be abstract.Logical formLearned from5 sentences. Comics can be abstract.Logical formLearned from5 sentences. A corporation can be an abstract concept.Logical formLearned from5 sentences. A (tree collection) can be abstract.Logical formLearned from5 sentences. Imagination can be abstract.Logical formLearned from5 sentences. Deadlines can be abstract.Logical formLearned from5 sentences. A piece can be abstract.Logical formLearned from5 sentences. A (pen drawing) can be abstract.Logical formLearned from5 sentences. A this can be abstract.Logical formLearned from5 sentences. An (algebra point) can be abstract.Logical formLearned from5 sentences. A scenery can be abstract.Logical formLearned from5 sentences. An object can be abstract.Logical formLearned from5 sentences.