19…0-0 20.Rg1 Qc7 21.Bc4 Ba6 22.d6 Bxd6 23.Qxg6+ Kh8 24.Qxh6+ Nh7 25.Ng5 Ndf6 26.Rdf1
This position had already occurred a couple of times in practice. White did not manage to win a single one of these games, and indeed Black appears to have a safe fortress. Obviously White will not be able to create a passed pawn on the queenside. Without that, making progress on the kingside turns out to be impossible.
Looking a little further, it will help if you start searching for ways to keep the h4-knight off-side.
After the text move, the rook and passed pawn turn out to be a dangerous couple in exchange for the two pieces, which is not so strange especially if you consider the knight on h4 – another reason not to go for this knight immediately.
Unity Chess Club
Mikhail Golubev-Vlad Victor Barnaure Bucharest 2006 White quietly proceeded with 16.Qd2. Should Black complete his development with 16…Rad8?
No! With his last move White set a disguised trap, protecting the g5-bishop and taking control of the a5-square. Have you got the clue? Look what happened in the game: