activity
against
battle
black
blur
blurred
board
challenge
check
checkmate
chess
chessboard
competition
concept
decision
defeat
defense
education
enemy
fight
game
group
horse
idea
intelligence
king
leader
leisure
move
object
pawn
piece
pieces
plan
planning
play
power
queen
selective focus
sport
strategic
strategy
success
tactic
team
think
victory
win
wooden