abstract
ancient
and
background
battle
business
challenge
chess
chessboard
company
competition
concept
conflict
confrontation
copy
debate
decision
failure
fight
first
game
group
intelligence
king
leadership
mate
morality
move
object
paper
pawn
play
policy
power
queen
race
risk
rival
space
sport
step
strategic
strategy
stroke
success
think
victory
war
win
wooden