This was an art study of lines interweaving between vertical lines. It is an optical illusion causing the viewer to see yellow lines in the blank space of the green lines. It is an abstract piece.
Figure vs Ground is an art study attempt at having no negative space. Every part of the image is occupied by a subject.
This is a hand drawn image of a gourd. It is a still-life drawing with some corn in the background.
Pumpkins is a charcoal still-life by Jeffery Prescott.