Mezue ahịrịokwu na-esonụ: Keene kpọkọtara Victor Korchnoi na Garry Kasparov maka egwuregwu ọkara ikpeazụ nke 1983 Candidates na London dị ka akụkụ nke
1984 World Championship cycle; egwuregwu nke ọkara ikpeazụ n'etiti Vasily Smyslov na Zoltán Ribli na-egwuri na otu saịtị. Ọ haziri egwuregwu Russia (USSR) na 1984 na London n'ime izu abụọ, na-eme ka ihe omume ahụ gaa n'ihu n'oge mgbe atụmatụ ndị gara aga dara, nke John Nunn kọwara dị ka "nnukwu nzukọ dị ebube na obere oge".