Simplify the following text for a Grade 11 native English-speaking person.
Original: Archaeologists say the Shulaveri-Shomu culture of the central Transcaucasus region , and Armenia today , as the earliest known prehistoric culture in the area , carbon-dated to around 6000 - 4000 BC .
Simplified: The Shulaveri-Shomu culture of the central Transcaucasus region is one of the earliest known prehistoric culture in the area , carbon-dated to roughly 6000 - 4000 BC .