Occurrence of Attributes in Original Text

The text related to the cultural heritage 'State Historical and Cultural Park “Ancient Merv”' has mentioned 'Achaemenid' in the following places:
Occurrence Sentence Text Source
The first city of Merv was founded in the 6th century BC as part of the Achaemenid expansion into the region[5] of Cyrus the Great (559xe2x80x93530 BC), but later strata deeply cover the Achaemenid levels at the site.
Four walled cities correspond to the chief periods of Merv's importance: the oldest, Erkgala, corresponds to Achaemenid Merv, and is the smallest of the three.