sentences:  Immediately outside this center are several mound groups, including one characterized by a pyramid 35 meters in height.Although the general scale of construction at Zapote Bobal is quite large and would normally be characteristic of a long-lived ancient Maya center, it is clear that the city center was occupied for a brief period of time.The royal dynasty at Zapote Bobal seems to have flourished for only 200 years, disintegrating by A.D. 800.