Lessons from Bad Herrenalb VI

IN round six I reached the following position as White.

Stockfish16.1 and Dragon1 give White a slight edge

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I continued 18.Rae1?, only to lose a pawn to 18...g5 19.Be3 Nxe5.

LESSON: advanced pawns are usually an asset as they give pieces more space to operate in, but they can be vulnerable as they can be more difficult to protect.