Yellowknifeball

 is a yellow knife the capital, and only official cityball of Northwest Territoriesball, Canadaball.

History
was born as a 3ball, adopted by Canadaball and Northwest Territoriesball. It was incorporated as a cityball in 1970. He is also one of the cleanest cityballs on Earthball. '''HE. IS. NOT. A. YELLOW. KNIFE'''.(yes she is)