Bilbao (Spain): Defending champion Viswanathan Anand suffered a shock defeat at the hands of Dutch Grandmaster Anish Giri in the fourth round of the Bilbao Masters final chess tournament here.


Viswanathan Anand

After three draws coming under different circumstances, Anand suffered a typical case of chess blindness and his opening blunder cost him dearly against Giri who used the opportunity well.