Sofa

FIG. 1 is a front elevational view of a sofa showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right elevational view thereof;

FIG. 4 is a left elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a right front perspective view thereof;

FIG. 8 is a left front perspective view thereof;

FIG. 9 is a right front perspective view, shown in a reclined position thereof; and,

FIG. 10 is a left front perspective view, shown in the reclined position thereof.

The elements shown in broken lines are for illustrative purposes only and form no part of the claimed design.