Second-placed Zapata, a point behind, was also studying economics, at the University of Bogotá. Yusupov's second was the Russian IM Mark Dvoretsky and their alliance heralded the start of a long-running and mutually beneficial relationship. Marcel Sisniega of Mexico hired experienced Soviet GM Vasiukov to be his second and it may have boosted his performance, but not enough to make a difference to the medals.