Complex sentence: Colaiste Iognaid has its own debating society which was founded in 2007 by Leah Coclough and Ciaran Garrett, which convenes every week and allows students from all years to debate against each other.
Split into simpler sentences: Colaiste Iognaid has its own debating society which was founded in 2007 by Leah Coclough and Ciaran Garrett. The society convene every week and allows students from all years to debate against each other.