Ключевые слова: background, boy, checkmate, chess, chessman, child, childhood, children, clever, cute, education, face, fun, gambit, game, generations, grandchild, grandchildren, grandfather, grandpa, grandson, happy, hobbies, intellectual, intelligent, male, man, oldage, pensioner, people, play, player, portrait, pupil, retirement, school, schoolboy, senior, strategy, study, success, teach, teacher, teaching, think, thinking, toddler, together, victory, young,