REMOVE

1. sky
2. ladders
3. hills
4. barriers
5. Still, Clyfford

WHAT

1. Visual Works (hierarchy n … (1)
2. black-and-white film (1)
3. branches (plant component … (1)
4. bushes (1)
5. chairs (furniture forms) (1)

More 

WHERE

1. Ensenada, Baja California … (1)

WHO

1. Clyfford Still; Still, Cl … (1)

WHEN

1. 1949 (1)