I almost couldn't believe it when I searched my database and didn't find another game with this move. A theoretical novelty in the seventh move of the Najdorf Defense $2 This is amazing.
1. e2e4  1... c7c5  2. g1f3  2... d7d6  3. d2d4  3... c5d4  4. f3d4  4... g8f6  5. b1c3  5... a7a6  6. h1g1 This seemingly primitive move, with the unmistakable intention of advancing the pawn to g4, has become a dangerous weapon in the hands of many grandmasters. It makes sense; after all, why worry about not being able to short-castle if White wants to take the king to the other side $2 6... h7h5 A radical way of preventing the advance.