Money can be abstract.Logical formLearned from7 sentences. Curves can be abstract.Logical formLearned from7 sentences. A parent can be abstract.Logical formLearned from7 sentences. An exploration can be abstract.Logical formLearned from7 sentences. Abstract art may undergo a collection.Logical formLearned from7 sentences. (Satellite images) can be abstract.Logical formLearned from7 sentences. Evidence can be abstract.Logical formLearned from7 sentences. A (parent class) can be abstract.Logical formLearned from7 sentences. An instrument can be abstract.Logical formLearned from7 sentences. A house can be abstract.Logical formLearned from7 sentences. A purity can be abstract.Logical formLearned from7 sentences. A train can be abstract.Logical formLearned from7 sentences. Physics can be abstract.Logical formLearned from7 sentences. Rhythms can be abstract.Logical formLearned from7 sentences. Noise can be abstract.Logical formLearned from7 sentences.