abstract
background
battle
black
board
business
challenge
check
checkmate
chess
chessboard
choice
competition
concept
conflict
decision
defeat
education
fight
game
idea
intelligence
king
knight
leader
leadership
leisure
man
move
pawn
piece
plan
play
power
queen
sport
strategic
strategy
success
team
teamwork
thinking
victory
war
white
win
winner
wooden
young