How to pronounce 棋 in Cantonese (3 out of 6):

鄧紫
The game is purple chess.

Cantonese Sentence Breakdown

dang6
surname Deng
part of a place name
zi2
purple
violet
amethyst
Lithospermum erythrorhizon (flowering plant whose root provides red purple dye)
Japanese: murasaki
a surname
kei4
chess