Sofa

FIG. 1 is a perspective view of a sofa according to a first embodiment of the design.

FIG. 2 is a front view of the sofa of FIG. 1 .

FIG. 3 is a rear view of the sofa of FIG. 1 .

FIG. 4 is a first side view of the sofa of FIG. 1 .

FIG. 5 is a second side view of the sofa of FIG. 1 .

FIG. 6 is a top view of the sofa of FIG. 1 .

FIG. 7 is a perspective of a sofa according to a second embodiment of the design.

FIG. 8 is a front view of the sofa of FIG. 7 .

FIG. 9 is a rear view of the sofa of FIG. 7 .

FIG. 10 is a first side view of the sofa of FIG. 7 .

FIG. 11 is a second side view of the sofa of FIG. 7 ; and,

FIG. 12 is a top view of the sofa of FIG. 7 .

Portions of the sofa shown in broken lines are included for the purpose of illustrating environment and form no part of the claimed design.