FIG. 1 is a perspective view, from the front, of a first embodiment of a chair, showing my new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a left side elevational view thereof;
FIG. 5 is a right side elevational view thereof;
FIG. 6 is a bottom plan view thereof;
FIG. 7 is a top plan view thereof;
FIG. 8 is a perspective view thereof, from the rear;
FIG. 9 is a perspective view thereof, from the front and below;
FIG. 10 is a perspective view, from the front, of a second embodiment of a chair, showing my new design;
FIG. 11 is a rear elevational view thereof;
FIG. 12 is a front elevational view thereof;
FIG. 13 is a left side elevational view thereof;
FIG. 14 is a right side elevational view thereof;
FIG. 15 is a bottom plan view thereof;
FIG. 16 is a top plan view thereof; and,
FIG. 17 is a perspective view thereof, from the rear.
The base portions are shown in broken lines because they form no part of the claimed design.