Literature Reference: 赌棋招敌手，沽酒自扶头。—— 《荅友人招游》 Inviting a rival for a game of chess, pouring wine to ease my mind. Source from 'Reply to a Friend's Invitation to Wander'.
赌: To vie for victory in a general sense.
棋: Playing the qin and engaging in chess.
Meaning: The act of gambling on chess symbolizes the contest of wisdom and strategy, reflecting the display of talent and tactics in competition.