John Pilley, who worked with Chaser, spent eight hours a day, every day, working with Chaser so that she would learn eventually a thousand words, and, they were toys, and a couple of different verbs or actions which she could take with them.
John Pilley, que trabajó con Chaser, pasó ocho horas por día, todos los días, trabajando con Chaser para que aprendiera eventualmente mil palabras, y eran juguetes y unos cuantos distintos verbos o acciones que se podía llevar con ellos.