Sofa

FIG. 1 is a front, right, top perspective view of a sofa, showing my new design;

FIG. 2 is a rear, left, bottom perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view of the enlarged scale thereof;

FIG. 6 is a right side view of the enlarged scale thereof;

FIG. 7 is a top plan view of the thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is an enlarged view of detail 9 in FIG. 1 ; and,

FIG. 10 is a front, right, top perspective view of its reduced scale in an alternate configuration.

The dashed broken lines in the figures are for the purposes of illustrating portions of the sofa and form no part of the claimed design.

The dash-dot-dash broken lines are for notating enlarged views and form no part of the claimed design.