Conversation so far:
who played the first game of the 2018 world cup
Russia and Saudi Arabia played the opening match at the 2018 FIFA World Cup
Did Russia or Saudi Arabia win the first game of the 2018 World Cup
Russia comprehensively thrashed Saudi Arabia, 5 to 0, in the opening game of its home World Cup 2018
Did Russia win the 2018 World Cup
France won the 2018 World Cup.
Who did France play in the final match at the 2018 World Cup
France won the 2018 FIFA World Cup after defeating Croatia

Question: What was the score
Self-contained rewrite: What was the score of the final 2018 World Cup match