sentences:  Originally, experience level was the primary basis for eligibility in the tournament, as the first tournament was only open to those who have wrestled under 50 professional matches.The primary basis for eligibility was later changed to age, making the tournament open only to wrestlers who are 25 years old or younger.The winner of the Young Lions Cup can defend the cup as an actual title until the following tournament, and Young Lions Cup tournament winners are not allowed to compete in the tournament again once they win it.