基于这个原因，一个“棋子”系统被创造出来，其中，把宏观公园的领土范围比拟为一个棋盘，当变量出现时，允许执行一系列的动作或是策略举措。
For this reason a system of "chess pieces" was created to understand the territory as a large game board and allow the execution of a series of movements or strategic moves as the variables appeared.
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