Puzzle 271379:
Puzzle 271379:
GM Alexander Grischuk (2747) - GM Viswanathan Anand (2817)
20th Amber Blindfold Monaco MNC (4), 2011.03.15 Grischuk - Anand, Monaco 2011
20th Amber Blindfold Monaco MNC (4), 2011.03.15 Grischuk - Anand, Monaco 2011