His endgame play was legendary, and he was extraordinarily quick in assessing positions and finding the optimal moves, almost like a computer. He authored a classic book on chess entitled ''Chess Fundamentals'', which some consider to the finest book about the game ever written. | His endgame play was legendary, and he was extraordinarily quick in assessing positions and finding the optimal moves, almost like a computer. He authored a classic book on chess entitled ''Chess Fundamentals'', which some consider to the finest book about the game ever written. |