(Lift surfaces) can be relative to air.Logical formLearned from2 sentences. Changes can be in relative prices of goods.Logical formLearned from2 sentences. A (premium price) can be relative to a targa.Logical formLearned from2 sentences. A relative pitch may pertain-to a vocalist.Logical formLearned from2 sentences. (Muscle pain) can be relative to a (placebo effect).Logical formLearned from2 sentences. An experimental unit may be defined relative to a (design structure).Logical formLearned from2 sentences. (Contract debts) can be relative to an opening of hostilities.Logical formLearned from2 sentences. An engine can be relative to a boiler.Logical formLearned from2 sentences. (Test vehicle increases) can be relative to a size of nozzle.Logical formLearned from2 sentences. Size can be relative to a nozzle.Logical formLearned from2 sentences. Fungal spores can be relative to spores.Logical formLearned from2 sentences. A relative velocity can be between objects.Logical formLearned from2 sentences. A temperate climate can be relative to a latitude.Logical formLearned from2 sentences. The future can be relative to observers.Logical formLearned from2 sentences. Heterosis can be relative to species.Logical formLearned from2 sentences.