The GAA Interprovincial Championship (Irish: An Corn Idir-Chúigeach) or Railway Cup (Corn an Iarnróid) is the name of two annual Gaelic football and hurling competitions held between the provinces of Ireland. The Connacht, Leinster, Munster and Ulster GAA teams are composed of the best players from the counties in each province. The games are organised by the Gaelic Athletic Association.