It was reported in 1909 that discussions had taken place between Belfast Royal Academy, Campbell College, Methodist College and Royal Belfast Academical Institution about setting up a rugby junior competition for pupils with an age qualification given as under fifteen years of age on 1 November.
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Methodist College Belfast is the most successful school with 38 wins (35 outright wins and 3 shared wins).
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In 1977 the organising committee of Belfast Royal Academy, Methodist College Belfast, Royal Belfast Academical Institution and Royal School Dungannon ceded control of the competition to the Ulster Branch of the Irish Rugby Football Union.
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In 1910 Methodist College and Royal Belfast Academical Institution proceeded with the competition and for the first five years only these two schools competed.
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In 2012-13 the top eight seeded teams were Ballymena Academy, Campbell College, Coleraine Academical Institution, Methodist College Belfast, Regent House, Newtownards, Royal Belfast Academical Institution, Sullivan Upper School and Wallace High School.
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