REMOVE

1. oil paint (paint)
2. light brown
3. Abstract
4. Abstract Expressionist

WHAT

1. Visual works (hierarchy n … (1)
2. black (color) (1)
3. brown (color) (1)
4. gray (color) (1)

WHERE

1. San Francisco, California (1)

WHO

1. Still, Clyfford (1)

WHEN

1. 1946 (1)