Magnus Carlsen sat on his seat looking up in the sky, muttering away. He could not believe what he had just done. It was a blunder from the five-time world champion which was unexpected and uncharacteristic in equal measure. It took a while to sink in for the Norwegian. But finally, Carlsen threw in the towel against Maxime Vachier-Lagrave and exited the playing hall in a huff. What made matters worse was that his team, the Alpine SG Pipers, lost 5-14 to the upGrad Mumba Masters with defeats for Richard Rapport and Daniel Dardha. Rapport, in fact, allowed Pragg’s coach Peter Svidler — who had not experienced a win in his six games at the second edition of the Global Chess League — his first victory after two defeats and four draws. Only Praggnanandhaa managed a victory for the Pipers’, beating Vidit Gujrathi, his senior teammate from the Indian gold medal-winning Chess Olympiad team. The rest of the games in the clash — Hou Yifan vs Koneru Humpy and Kateryna Lagno vs Harika Dronavalli — …