1. e2e4  1... e7e5  2. g1f3  2... b8c6  3. f1b5  3... a7a6  4. b5a4  4... g8f6  5. e1g1  5... f6e4 The Open Ruy Lopez is one of the most reliable possibilities for Black and has been used by several super GMs. 6. d2d4  6... b7b5  7. a4b3  7... d7d5  8. d4e5  8... c8e6  9. b1d2  9... f8e7  10. c2c3  10... e4c5 A variation that is in vogue and in which White has not yet been able to prove an advantage, despite the dangers for Black and the need to remember many lines. 11. b3c2  11... d5d4  12. d2b3  12... d4d3  13. c2b1  13... c5b3 