Table:
text: Steve Williams (athlete)
Best performances
200 meters
Year_ Result_ World_Rank Location_ Date_
1972 20.2 3rd El Paso Apr 15
1973 20.33 1st Bakersfield Jun 16
1974 20.2 4th Viareggio Aug 7
1975 19.8 1st Eugene Jun 7
1976 19.9 2nd Gainesville Apr 17
1977 20.31 5th Kingston May 13
1978 20.26 6th Zurich Aug 16
1980 20.26 5th Brussels Aug 22

Question: Which world ranking has a year less than 1977 and a position of Eugene among the best performances of Steve Williams (athlete) in the 200 meters?

Question: What is the lowest year with a world ranking of 5th, with a score of more than 20.31 for Steve Williams (athlete) in 200 meters, best performances?

Question: Which year has a result less than 20.26 and a position of Eugene among the best performances of Steve Williams (athlete) in the 200 meters?

Question: What is the result with a Brussels location for Steve Williams among the best performances of the 200m athletes?

Question: Which year has a score less than 20.31 and a world ranking of 5th among the best performances by Steve Williams (athlete) in the 200 meters?