What is the dominant political party in Mexico?
List of political parties in Mexico
{'answer_start': array([67]), 'answer_text': array(['the PRI, the MORENA, and the PAN'], dtype=object)}
Nationally, there are three large political parties that dominate: the PRI, the MORENA, and the PAN. Other smaller political parties survive in isolation or by forming local coalitions with any of the big three.