Complex sentence: The band was formed in 1837 making it one of the oldest such bands in Nothern Ireland and takes part in more than fifty parades during the summer marching season, travelling all over Northern Ireland and Scotland.
Split into simpler sentences: The band was formed in 1837 making it one of the oldest such bands in Nothern Ireland. It takes part in more than fifty parades during the summer marching season, travelling all over Northern Ireland and Scotland.