Pittsburgh, PA - Engine 259 and the Chief responded to the third fire of the week after an oven caught fire, causing minor extension. Upon arrival, Engine 149 found smoke showing and corrected the address to a neighboring street. The crew from Engine 149 stretched a line to the C side and quickly knocked down the flames, containing the fire to the kitchen with minor extension to the wall behind. The Captain of Engine 149 assumed and held command throughout the incident.