Search "user:RadRuss"

“I had an opportunity to pin Nf6 via Bg5, but I played h3 instead.” I see your callback to an earlier blog post!

Very disappointed to see a front-page blog used for an advertisement.

I see a lot of articles and videos that say more or less the same thing - you need to understand the how and why of the moves, not just memorize the order. But mysteriously it seems pretty difficult t…

Am I correct in believing that Lichess doesn't use the Elo system to determine rating points?

@FuriousArjun You're probably right, but puzzle rating is based on more than just votes. I actually was under the impression the voting was unrelated to the rating at all, but I could be wrong about t…

Puzzle ratings go up and down based on how many times they are solved or failed, just like your rating goes up and down with wins and losses. If I had to guess, too many people capture the rook on g1 …