REMOVE

1. landscapes (representations)
2. Christmas trees
3. gardens (open spaces)

WHAT

1. Visual Works (hierarchy n … (1)
2. autumn (1)
3. color film (film) (1)
4. flower (plant material) (1)

More 

WHERE

1. New Windsor, Maryland (1)

WHO

1. Still, Clyfford (1)
2. Still, Patricia (1)

WHEN

1. 1972 (1)