this game incorporates a quadrangular - prismatic body on which a plurality of quadrangular pieces are set up according to an orthogonal reticle , connected to one another by a tongue and groove joint , so that these pieces can move on any of the two axis of the game platform along annular line ups forming two perpendicular groups , the body and the annular line ups set up around it , being conveniently held in the cavity of a framework , which comprises four lateral deposits which collect chips placed on pieces when these pieces are moved by operating push buttons placed on the front of each of its own deposits .