As CNN notes, “very, very sound chess” required over 508,000 votes cast and 30,000 forum posts throughout the six-week-long game. Over the course of the match, the public also received advice from a panel of five of the sport’s top players including World Grandmaster Dina Belenkaya.

Norwegian grandmaster Magnus Carlsen faced off against over 143,000 players from around the globe, resulting in a dramatic draw. The groundbreaking online chess match, dubbed "Magnus Carlsen vs. The World,