I am drawing this question from Berkeley's AI course (also not sure if it is the correct place to ask, so I apologize ahead of time) https://inst.eecs.berkeley.edu/~cs188/pacman/course_schedule.html
Currently, I am working on section 3's Homework.
It seems that we can put any arbitrary value for the second node e.g. whey does it have to be -Episolon. It could be any range of values, e.g. Epsilon, in which case we would have optimised the Player A