Question: What is a unit of measurement used in tabletop role-playing games to quantify a player character's progression through the game , used in the game that revolves around a leader who must lead an army in phalanx formation across a battlefield in real-time against overwhelming enemy forces while freeing and recruiting soldiers along the way?
{'answer': 'experience point', 'supporting_facts': [['Bokosuka Wars', 1], ['Experience point', 0]]}