英文關鍵字
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battle
battlefield
beautiful
black
board
boardgame
challenge
check
checkmate
chess
chessboard
defeat
entertainment
exercise
falling
focus
game
highspeed
idea
intelligence
king
knight
male
match
mate
mental
metaphor
motion
move
opposition
pawn
piece
planning
play
player
power
queen
recreation
set
slow
standing
strategy
think
white
win