Conversation so far:
when was the last time nigeria went to world cup?
Nigeria played agaist Russia in the 2018 World Cup
how many times have Nigeria went to the World Cup?
Nigeria have appeared in the finals of the FIFA World Cup on six occasions
when was the first time Nigeria went to the World cup?
In 1994 where they reached the second round.

Question: how does a team qualify for the finals?
Self-contained rewrite: how does a team qualify for the World Cup Finals?