Which of those teams never won the NBA Championship?
Most of NBA teams have changed its name over the years. Syracuse Nationals (now Philadelphia 76ers) won Championships 3 times, Tri-Cities Blackhawks (now Atlanta Hawks) won in 1958, Rochester Royals (now Sacramento Kings) won in 1951, Buffalo Braves (now LA Clippers) never even reached the finals.
Answers by country
the United States
What was the position of Greece in the parade of nations during the opening ceremony of the Olympic Games in Athens?
Greece marched first
Greece marched last
Greece was the number 46
Greece marched twice, both first and last