Conversation so far:
Where did the 1984 World Chess Championship take place?
The World Chess Championship 1984 was a match between Garry Kasparov and champion Anatoly Karpov in Moscow from 10 September 1984 to 15 February 1985 for the World Chess Championship.

Question: Who were his opponents?
Self-contained rewrite: Who were Garry Kasparov's opponents in the 1984 World Chess Championship?