Ключевые слова: board, bored, boredom, boring, boy, brainstorm, caucasian, checkmate, chess, chess game, chessboard, chessman, chesspiece, child, children, clever, concentrated, concentration, concept, confident, creative, desk, game, genius, imagination, innovation, inspiration, intelligence, investigate, kid, kids, knowledge, learn, learning, logic, pawn, planning, play, player, playthings, portrait, room, school, sleepy, strategic, strategy, success, think, thinker, thinking,