Complex sentence: In the first half of the first century, the city incorporated to its system some institutions of a Greek city (polis); the concept of citizenship (demos) appears in an inscription dated to 10 AD, describing the Palmyrenes as a community.
Split into simpler sentences: In the first half of the first century, the city adopted the institutions of a Greek city (polis). The concept of citizenship (demos) appears in an inscription dated to 10 AD, describing the Palmyrenes as a community.