Complex sentence: Pomorišje (Serbian Cyrillic: Поморишје) is a historical geographical region on the banks of the river Mureş that in the past has had a sizable ethnic Serb population.The region is mostly divided between Romania and Hungary, with small part of it in northern Serbia.
Split into simpler sentences: Pomorišje (Serbian Cyrillic: Поморишје) is a historical geographical region on the banks of the river Mureş that in the past has had a sizable ethnic Serb population. Currently, it is mostly part of Romania and Hungary, with small part of it in northern Serbia.