stelae
... that at some Maya cities, the earliest production of stone stelae coincided with the establishment of dynastic rule?
... that at some <a href="./Maya_civilization" id="mwBRw" rel="mw:WikiLink" title="Maya civilization">Maya</a> cities, the earliest production of stone <b id="mwBR0"><a href="./Maya_stelae" id="mwBR4" rel="mw:WikiLink" title="Maya stelae">stelae</a></b> coincided with the establishment of <a href="./Dynasty" id="mwBR8" rel="mw:WikiLink" title="Dynasty">dynastic rule</a>?