A curve can be in a midst of a crisis.Logical formLearned from19 sentences. Curves may undergo construction.Logical formLearned from18 sentences. A (learning curve) may pertain-to a game.Logical formLearned from18 sentences. A (curve relationship) may pertain-to a person.Logical formLearned from18 sentences. A curve can be true.Logical formLearned from18 sentences. A curve may be shown.Logical formLearned from18 sentences. A curve may pertain-to a track.Logical formLearned from18 sentences. Curves can be dramatic.Logical formLearned from18 sentences. A person may be graded on a curve.Logical formLearned from18 sentences. A curve may pertain-to a head.Logical formLearned from18 sentences. A curve can be in a back.Logical formLearned from18 sentences. A curve may pertain-to a butt.Logical formLearned from18 sentences. A curve may pertain-to an arch.Logical formLearned from18 sentences. Ears may tell (response curve).Logical formLearned from18 sentences. Persons can be on a (learning curve).Logical formLearned from18 sentences.