REMOVE

1. sky
2. boys
3. hills
4. hats
5. soil

WHAT

1. black-and-white film (2)
2. blouses (main garments) (2)
3. buildings (structures) (1)
4. daughters (2)
5. doors (2)
6. exterior views (2)
7. eyeglasses (2)
8. fronts (architectural) (2)
9. mansions (2)
10. partial views (2)
11. plants (2)
12. portraits (2)
13. skirts (garments) (2)
14. spouses (2)
15. stairs (2)
16. Visual Works (hierarchy n … (2)
17. windows (2)
18. women (2)

Less

WHERE

1. East Hampton, New York (1)

WHO

1. Campbell, Sandra L. Still (1)
2. Clyfford Still; Still, Cl … (1)
3. Sandra L. Still Campbell; … (1)
4. Still, Clyfford (1)

More 

WHEN

1. 1955 (1)