1. e2e4  1... c7c5  2. g1f3  2... d7d6  3. f1b5 The Moscow variation was especially popular  today at the IOM. 3... c8d7  4. b5d7  4... d8d7  5. c2c4 A very solid approach  against the world champion. 5... e7e5  6. b1c3  6... b8c6 