What is significant about Rahim Khans story about the soccer game in the kite runner?

Rahim Khan's story about the soccer game highlights the deep friendship and loyalty between Hassan and Amir. It also illustrates the power dynamics in their relationship, with Hassan showing selflessness and unwavering loyalty towards Amir despite their different social statuses. Additionally, the story foreshadows the themes of betrayal, guilt, and redemption that unfold throughout the novel.