The early differences would be very slight; but, in the course of time, from the continued selection of swifter horses in the one case, and of stronger ones in the other, the differences would become greater, and would be noted as forming two sub-breeds.
Lehenbiziko ezberdintasunak txikiak ziratekeen; baina, denbora joan ahala, gero eta zaldi azkarragoak hautetsiz kasu batean, eta sendoagoak bestean, ezberdintasun horiek handiago bihurtu ziratekeen eta bi azpiarraza egin edo agertu ziratekeen.