A slit yarn wherein both side parts of the slit yarn are folded one or more times, and the folded width is substantially uniform along the direction of length of the yarn. Image data of a second wafer is inputted. The building may be assembled by securing the floor panels to the support members, securing the wall panels to the floor panels, and securing the roof panels to the wall panels and to adjacent roof panels. A content format served by the second content provider is determined based on the selected value for the targeting criteria, over a predetermined period of time. The substrate is removed and the article coupled to a sole structure to form the article of footwear.