REMOVE

1. abstraction
2. lines (geometric concept) …
3. Visual works (hierarchy name …
4. New York, New York
5. Abstract Expressionist
6. 1956

WHAT

1. Visual works (hierarchy n … (1)
2. black (color) (1)
3. blue (color) (1)
4. lines (geometric concept) (1)

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WHERE

1. New York, New York (1)

WHO

1. Still, Clyfford (1)