1. d2d4  1... g8f6  2. c2c4  2... e7e6  3. g2g3  3... d7d5  4. f1g2 A good opening choice. The dry Catalan can fight the immense creativity of the Polish GM. 4... f8e7  5. g1f3  5... e8g8  6. e1g1  6... d5c4  7. d1a4  7... c7c6  8. a4c4  8... b7b5  9. c4b3  9... c8b7  10. f1d1  10... b8d7 