A speed may pertain-to an economic downturn.Logical formLearned from10 sentences. A person may do a (speed work).Logical formLearned from10 sentences. A vehicle may reach speeds.Logical formLearned from10 sentences. Gas may be spuned at speeds.Logical formLearned from10 sentences. Efforts may gain speed.Logical formLearned from10 sentences. A speed may pertain-to backs.Logical formLearned from10 sentences. (Bullet trains) may have a maximum speed of some kph.Logical formLearned from10 sentences. A ball may pick_up speed.Logical formLearned from10 sentences. Respect can be for a speed.Logical formLearned from10 sentences. A bump can be in speed.Logical formLearned from10 sentences. Speeds can be around some kph.Logical formLearned from10 sentences. A person can be surprised at a speed.Logical formLearned from10 sentences. A high speed may pertain-to a car.Logical formLearned from10 sentences. A (cruise speed) can be a mph.Logical formLearned from10 sentences. A (speed team) may pertain-to men.Logical formLearned from10 sentences.