A male may throw a person a curve.Logical formLearned from7 sentences. Everyone may have a curve.Logical formLearned from7 sentences. Persons can be in a curve.Logical formLearned from7 sentences. A male may take a curve.Logical formLearned from7 sentences. Curves can be southbound.Logical formLearned from7 sentences. A curve can be skewed.Logical formLearned from7 sentences. Curves can be identical.Logical formLearned from7 sentences. Curves can be abnormal.Logical formLearned from7 sentences. A curve can be easy.Logical formLearned from7 sentences. A river may curl in curves.Logical formLearned from7 sentences. A curve may pertain-to a law.Logical formLearned from7 sentences. An envelope can be a boundary of a family of curves.Logical formLearned from7 sentences. A curve may pertain-to a mirror.Logical formLearned from7 sentences. A curve may pertain-to a top.Logical formLearned from7 sentences. Curves may pertain-to the earth.Logical formLearned from7 sentences.