Mezue ahịrịokwu na-esonụ: Botsari nọchitere anya Gris na iri na ise Chess Olympiads site na 1986 ruo 2014. Ihe kacha mma ọ rụpụtara bụ n"ụlọ akwụkwọ sekọndrị.
28th Chess Olympiad na Thessaloniki na 1988, ebe o nwetara akara 8.5/12 wee mechaa nke isii na mbadamba mbadamba mbụ, na 35th Chess Olympiad na Bled na 2002, ebe o nwetara akara 8.5/13 na ogo arụmọrụ nke 2435, iji mechaa nke itoolu na otu.