1) Elder of the Universe 2) Participant 3) Player 4) Top chess player 1) Pro 
[chess] The title Grandmaster is awarded to chess players by the world chess organization FIDE. Apart from World Champion, Grandmaster is the highest title a chess player can attain. Once achieved, the title is held for life. In chess literature it is usually abbreviated to GM. (Other titles are also often abbreviated: FM for FIDE Master, I...[martial arts] Grandmaster (or Grand Master) and Master are titles used to describe or address some senior or experienced martial artists. Such titles may be, to some extent, aligned to the elderly martial arts master stock character in fiction. In Oriental martial arts, traditional titular systems vary between nations and arts, but terms s...
[n] - a player of exceptional or world class skill in chess or bridge