Line 4 (Draw in black; then color the inside beige): (10,2), (10,10), (6,10), (6,8), (2,8), (2,10), (-3,10), (-3,8), (-7,8), (-7,10), (-11,10), (-11,2), (-8,2), (-8,5), (-3,5), (-3,2), (2,2), (2,5), (7,5), (7,2), (10,2)

Plotting Line 4:

This line begins at (10, 2) and traces a complex path, returning to (10, 2). The area enclosed is to be colored beige.

The points suggest a series of horizontal and vertical movements, forming a shape that might represent a significant part of the overall design.