Curves can be tropical.Logical formLearned from9 sentences. A curve may pertain-to a shape.Logical formLearned from9 sentences. Curves can be serious.Logical formLearned from9 sentences. A part may pertain-to a (bell curve).Logical formLearned from9 sentences. A curve can be cruel.Logical formLearned from9 sentences. A commander may get a curve.Logical formLearned from9 sentences. A (curve effect) can be purple.Logical formLearned from9 sentences. A curve may pertain-to a class.Logical formLearned from9 sentences. A curve can be painful.Logical formLearned from9 sentences. A curve may return.Logical formLearned from9 sentences. A curve may steepen.Logical formLearned from9 sentences. A (growth curve) can be steady.Logical formLearned from9 sentences. A curve can be a model.Logical formLearned from9 sentences. Curves may undergo a classification.Logical formLearned from9 sentences. A curve can be southward.Logical formLearned from9 sentences.