I built an open-source tool to distill books into knowledge graphs

I have a bad habit: I buy books faster than I read them. Not because I'm lazy — I start most of them. But somewhere around chapter 3, I lose the thread. I forget what chapter 1 said, I'm not sure how the concepts connect, and by the time I finish, I can't reconstruct the structure of what I just read. The obvious fix is "just take better notes." But I've tried that. The problem isn't the notes — it's that I don't know which parts matter until I've read the whole thing, at which point I've alread