Replies to message #5,376

There are some forums that make you answer questions about the topic at hand to sign up, so perhaps that could work with the questions adjusted...

It's not a forum or board, but lichess has a relatively simple mate in 1 as their captcha.

Not only is Mathchan dead, but the one time I posted there I learned the captcha isn't dynamic, and I was able to repeatedly try to answer before...

I recall MechaChan had a few fairly easy trivia questions, like "What is Captain Sisko's favorite sport" "Where did The Eighth Battle Of Iserlohn...