Hellow guys, Welcome to my website, and you are watching Master Pawn Structures! Winning Chess Middlegames Explained by Björn Knöppel. and this vIdeo is uploaded by Chesslovers: IM Thomas Engqvist & Björn Knöppel at 2025-09-15T13:00:06-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.