abstract

and

background

battle

black

board

business

businessman

challenge

chess

chessboard

clip

color

competition

concept

confrontation

education

executive

fight

figure

footage

game

gold

hand

idea

intelligence

king

knight

leader

leadership

make

management

move

national

person

piece

plan

planning

play

power

shape

silver

sport

strategic

strategy

success

successful

thinking

victory

white