Puzzle 31576:
Puzzle 31576:
GM Viswanathan Anand (2767) - IM Mikhail Demidov (2523)
PRO League Group Stage chess.com INT (6), 2018.02.14 Anand - Demidov, PRO League Group Stage 2018
PRO League Group Stage chess.com INT (6), 2018.02.14 Anand - Demidov, PRO League Group Stage 2018