ChessBase India on Twitter: "Sergei Zhigalko makes a claim to the arbiter about @GMHikaru's accidental piece drop Nakamura dropped the piece after he pressed the clock and he put it back up
Sergei Zhigalko player profile - ChessBase Players
Sergei Zhigalko takes Baku - News - ChessAnyTime
Chess Daily News by Susan Polgar - Sergei Zhigalko wins Chebanenko Memorial 2016
Zhigalko, Sergei - 2700chess.com
GM Batsiashvili Nino vs GM Zhigalko Sergei - YouTube
Why was the arbiter called? | Zhigalko vs Nakamura | World Rapid 2019 Round 10 - YouTube
Sergei Zhigalko player profile - ChessBase Players
Sergei Zhigalko player profile - ChessBase Players
Sergei Zhigalko Pictures, Photos & Images - Zimbio
Magnus Carlsen, Sergei Zhigalko - Sergei Zhigalko Photos - Zimbio
MAKSIM VAVULIN AND SERGEI ZHIGALKO WINNERS OF EUROPEAN RAPID&BLITZ CHAMPIONSHIPS 2017 -
Sergei Zhigalko - Wikipedia
File:Sergei Zhigalko.jpg - Wikimedia Commons
Magnus Carlsen (DrNykterstein) vs GM Zhigalko Sergei 31th Janury Lichess - YouTube
GM Sergei Zhigalko coaches chess students • lichess.org
GM Sergei Zhigalko, “I make 3 broadcasts a week, join me!” – Chessdom
Sergey Zhigalko - World Team Chess Championship 2017
Sergei Zhigalko | Top Chess Players - Chess.com
GM Sergei Zhigalko, “I make 3 broadcasts a week, join me!” – Chessdom
