The moment has sparked debate among chess fans, with some accusing Carlsen of being overly pedantic while others pointed out the ban applies to all players. The incident unfolded at the Grenke Chess Festival, where strict rules ban electronic devices to prevent cheating. Kazakh grandmaster Alua Nurman, 18, could not resist asking the world No1 for a picture as they sat down to face each other at a major tournament in Germany. Carlsen, 35, obliged, leaning across the board with a grin as she snapped the photo. But the light-hearted moment quickly turned awkward. The Norwegian got up, found a judge and reported his opponent for having a mobile phone at the table. Footage shared online shows Carlsen walking across the hall to fetch an official before returning to the table, where Nurman was told to hand over her phone. Nurman, a World Women's Team Chess Championship silver medallist, later appeared to see the funny side. Read more at the link in bio. #chess #magnuscarlsen #chesstok ...