The ornamental design for a tablecloth, as shown and described.
FIG. 1 is a perspective view of a first embodiment of a table cloth showing the top, front, and right sides.
FIG. 2 is a perspective view thereof shown in a position of use applied to a circular table drawn in broken lines.
FIG. 3 is a top view of the table cloth of FIG. 1.
FIG. 4 is a perspective view of a second embodiment of a table cloth showing the top, front and right sides.
FIG. 5 is a perspective view thereof shown in a position of use applied to an oval table drawn in broken lines; and,
FIG. 6 is a top view of the table cloth of FIG. 4.
The broken lines showing of a table in FIGS. 2 and 5 and the button holes in FIGS. 1-6 represent unclaimed environmental structure and form no part of the claimed design.