FIG. 1 is a perspective view of a chair, showing my new design;
FIG. 2 is a side view thereof, the opposite side being a mirror image;
FIG. 3 is a front view thereof;
FIG. 4 is a rear view thereof;
FIG. 5 is a top view thereof;
FIG. 6 is a perspective view thereof in another embodiment;
FIG. 7 is a side view thereof, the opposite side being a mirror image;
FIG. 8 is a front view thereof;
FIG. 9 is a rear view thereof; and,
FIG. 10 is a top view thereof.
Portions of the chair shown in broken lines form no part of the claimed design.