Hellow guys, Welcome to my website, and you are watching Brilliant Queen Sac! Knight Checkmate! #chess #chessgame #biyaherongcoach. and this vIdeo is uploaded by Biyaherong Chess Coach at 2025-08-29T03:01:09-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.