Here's the question you clicked on:
davidtnly
Subgame Perfect Equilibrium Question! https://eee.uci.edu/13z/62180/homework/homework_two.pdf #1, i actually have no idea how to do it besides putting it from player 1-5 and setting 2 ways it can go down the ladder and setting the payoffs [100 0 0 0 0] and going down