three-legged kettle / trio, triad

a three-legged kettle, a tripod kettle, used for cooking and later for ceremonial purposes in ancient China, and often made of bronze / a symbol of a king or other high authority

a three-legged kettle, a tripod kettle, used for cooking and later for ceremonial purposes in ancient China, and often made of bronze / one of the I Ching hexagrams

three people sitting facing each other in a triangle formation

sit in a triangle with people facing each other