英文關鍵字
battle
black
challenge
chess
classical
competition
concept
decision
defence
development
election
figure
formation
game
group
hierarchy
horse
idea
intelligence
isolated
king
knight
leadership
media
move
opposition
pawn
piece
play
player
power
protection
rotate
royalty
set
solutions
sport
strategy
success
tactic
team
teamwork
thinking
victory
white
win