REMOVE

1. sky
2. Yaddo
3. bushes
4. mansions
5. art museums

WHAT

1. Visual Works (hierarchy n … (1)
2. exterior views (1)
3. houses (1)
4. landscapes (representatio … (1)
5. plants (1)

More 

WHERE

1. Alberta, Canada (1)

WHO

1. Clyfford Still; Still, Cl … (1)
2. Still, Clyfford (1)

WHEN

1. 1920 (1)
2. 1945 (1)
3. between circa 1929 and ci … (1)