FIG. 1 is a perspective view of a sofa showing 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 bottom view of the sofa of FIG. 1.
FIG. 8 is a perspective of a sofa showing a second embodiment of the design.
FIG. 9 is a front view of the sofa of FIG. 8.
FIG. 10 is a rear view of the sofa of FIG. 8.
FIG. 11 is a first side view of the sofa of FIG. 8.
FIG. 12 is a second side view of the sofa of FIG. 8.
FIG. 13 is a top view of the sofa of FIG. 8.
FIG. 14 is a bottom view of the sofa of FIG. 8.
FIG. 15 is a perspective view of a sofa showing a third embodiment of the design.
FIG. 16 is a front view of the sofa of FIG. 15.
FIG. 17 is a rear view of the sofa of FIG. 15.
FIG. 18 is a first side view of the sofa of FIG. 15.
FIG. 19 is a second side view of the sofa of FIG. 15.
FIG. 20 is a top view of the sofa of FIG. 15.
FIG. 21 is a bottom view of the sofa of FIG. 15.
FIG. 22 is a perspective of a sofa showing a fourth embodiment of the design.
FIG. 23 is a front view of the sofa of FIG. 22.
FIG. 24 is a rear view of the sofa of FIG. 22.
FIG. 25 is a first side view of the sofa of FIG. 22.
FIG. 26 is a second side view of the sofa of FIG. 22.
FIG. 27 is a top view of the sofa of FIG. 22; and,
FIG. 28 is a bottom view of the sofa of FIG. 22.
The broken lines in the figures are for the purpose of illustrating portions of the sofa, which form no part of the claimed design.