REMOVE

1. blue
2. oil paint
3. horses (animals)

WHAT

1. Visual works (hierarchy n … (2)
2. farming (2)
3. farms (2)
4. figures (2)

More 

WHERE

1. Bow Island, Alberta, Cana … (1)
2. Pullman, Washington (1)

WHO

1. Still, Clyfford (2)

WHEN

1. 1925 (1)
2. 1936 (1)