text:  Dynastic rulership among the lowland Maya is most deeply rooted at Tikal . According to later hieroglyphic records , the dynasty was founded by Yax @-@ Moch @-@ Xoc , perhaps in the 3rd century AD . At the beginning of the Early Classic , power in the Maya region was concentrated at Tikal and Calakmul , in the core of the Maya heartland . 
  