<prompt> Luján akamiririra Argentina, ari muchikwata chevakadzi, mumitambo minomwe yeChess Olympiad kubva muna 2002 kusvika muna 2014. Mhedzisiro yake yakanakisa yaive pa35th Chess Olympiad muBled muna 2002, kwaakawana 81213 uye akapedza gumi nerimwe, uye 40th Chess Olympiad  <response>: muIstanbul muna 2012, kwaakawana 69 aine ratidziro yekushanda ye2455, kuti apedze 13th pabhodhi rimwe. 