My best guess is because some people thought it was referencing a harmful stereotype towards latina mothers. I don't really care about the bot, but Chess.com also removed archived games with her in it, which is a shame because I managed to beat a 2000-rated bot for the first time ever, and because it had the Chancla bot, the archived game was removed.
Mom with Chancla

https://www.chess.com/blog/CooLADWAITH/rip-for-mom-with-chancla
i have wriiten it in my blog detailed

My best guess is because some people thought it was referencing a harmful stereotype towards latina mothers. I don't really care about the bot, but Chess.com also removed archived games with her in it, which is a shame because I managed to beat a 2000-rated bot for the first time ever, and because it had the Chancla bot, the archived game was removed.
It's not only latina mothers, it's asian and african too.
Did the mom with chancla bot get removed? Why did they remove her?