sentences:  Each existing club could protect fifteen players on their roster from being drafted and only one player could be drafted from each team in the first round.Then for each additional round National League teams could protect an additional 3 players and American League teams could protect 4 more.All unprotected major and minor League players were eligible except those chosen in the amateur drafts of 1991 or 1992 and players who were 18 or younger when signed in 1990.