Complex sentence: Cairn na Burgh Mòr is the larger of the two "Carnburgs" (as they are nicknamed) at the northeastern end of the Treshnish Isles in the Inner Hebrides-the other being "Cairn na Burgh Beag".
Split into simpler sentences: Cairn na Burgh Mòr is one of the Treshnish Isles in the Inner Hebrides. It is the larger of the two "Carnburgs" (as they are nicknamed)-the other being "Cairn na Burgh Beag".