1. e2e4  1... c7c5  2. d2d4 The Morra Gambit is a popular weapon with amateurs around the world. Grandmasters are a little more skeptical, but they also like to have fun from time to time. 2... c5d4  3. c2c3  3... d4d3 [%c_effect d3;square;d3;type;Inaccuracy;persistent;true] It has been said, wisely in my opinion, that the only way to refute a gambit is to accept it. In blitz games, however, practical considerations are more important than scientific ones, so Dudin was maybe looking for a position that was easier to play, even if worse. 4. f1d3 White now gets free development and will have the chance to get a \"Maroczy\" structure, with pawns on e4 and c4, and a small advantage. 4... b8c6  5. g1f3  5... d7d6  6. e1g1  6... g8f6  7. h2h3 As we have seen, this is an important move to prevent the development of the bishop to g4. 7... g7g6 