sentences:  In the women's solo event, Ruiz achieved consecutive victories at the 1983 and 1987 Pan American Games, and she was the inaugural champion at the 1984 Summer Olympics.She narrowly missed out on a further gold at the 1988 Summer Olympics, settling for silver after having been beaten by her Canadian rival, Carolyn Waldo.Her domination of the event at the national level resulted in first place at all six US championships between 1981 and 1986.