... complementand interrelate with the style of the painting, and may interrelate with the painting on a very highlevel indeed (take, for example, Georges Seurat’s painted borders and frames, such as for The 17not ... identity” between the allegedly infringing elements and the original elements. Rather, the law in this circuit is that outside of the narrow context of “claimsof compilation copyright infringement of ... idiosyncratic, they at some point cross the line into ‘expression’”). When drawing the line, however, “it is useful to note the policy purposes served by the distinction”; to “encourag[e] the creation...