REMOVE

1. houses
2. trucks
3. rock
4. soil
5. sky

WHAT

1. convertibles (1)
2. exterior views (1)
3. Jaguar Mark series automo … (1)
4. mountains (landforms) (1)
5. roads (1)
6. San Francisco, California (1)
7. silver gelatin (1)
8. suits (main garments) (1)
9. trees (1)
10. Visual Works (hierarchy n … (1)
11. women (1)

Less

WHO

1. Clyfford Still; Still, Cl … (1)
2. Still, Clyfford (1)

WHEN

1. 1949 (1)
2. 1953 (1)
3. circa 1950 (1)