How is it possible to cheat at a venued accredited tournament with both officials and spectators watching?
How is it possible to cheat at chess, period? It’s not like you can sneak extra pieces onto the board or use some gizmo to read your opponent’s mind, so how do you cheat, exactly?
“How is it possible to cheat at a venued accredited tournament with both officials and spectators watching?”
Hidden electronic devices
Signals from a partner in the audience