Life In 19x19

Hello. I'm writing a tsumego app/website, focused on speed and configurability. I've made good progress on the app, but I'm having a hard time finding go problems I'll be able to include with it.

Does anyone know of set(s) of go problems, ideally with solutions, that are either in the public domain ...

Player with the name most similar to kadoban should get it.

But seriously, only reason I'm commenting is to say that I think the kyu prizes should be avoided whenever possible, I just don't really see the point of them in particular. A bunch of the league is [-] or [?] players, and I like it like ...

Player with the name most similar to kadoban should get it.

But seriously, only reason I'm commenting is to say that I think the kyu prizes should be avoided whenever possible, I just don't really see the point of them in particular. A bunch of the league is [-] or [?] players, and I like it like ...

Anyone else know any pages with broken links, or missing info, or whole missing pages? I'm one of the lackeys that did a lot of work on the new site (mostly the design), and I'm making a list of pages/sections that need help.

So far I know:
- the former /tournaments/ pages are pretty bare and some ...