21.   Those movements, in turn, could be used to represent different cubits.

22.   Those movements, in turn, could be used to represent different qubits.

23.   Currently, several different computer coding systems are used to represent Vietnamese letters.

24.   In the past, symbols such as the U.S. flag, bald eagle, Statue of Liberty and Liberty Bell have been used to represent American themes.

25.   Mazes have long been used to represent the mystical meaning of life.

26.   Mahjong, a game in which four players use tiles representing the four points on the compass, is one of the most popular pastimes in Hong Kong.