What is "supercupni"

SuperCupNI, formerly called the ' Northern Ireland Youth Soccer Tournament' and the Dale Farm Milk Cup, is an international youth football tournament held annually in Northern Ireland. The cup matches are mainly played in the North Coast area of Northern Ireland, with matches taking place in the towns of Portrush, Portstewart, Castlerock, Limavady, Coleraine, Ballymoney, Ballymena and Broughshane. Mitre are The Official Ball Sponsor of the SuperCup with a specially designed Pro Max ball being used.