This is a black parallelepipedon in a yellow field

The enigma of the fields. Unknow a shape. Consider the idea of a black storehouse in a yellow field. Charred walls. Painted walls. Walls smudged in black ash. Maybe consider an unreal crop. Or consider, observe, establish, evaluate an above-ground pool. Which would be an odd find, right here in the middle of a field, but then again, that structure in the middle distance has got to be something... …