Stable F/G

A sticky gum that has been crushed from a footwear; located on the sidewalk floor. Maybe more than one person stepped on it.

Stable F/G

A piece of rolled foil that someone was using for their lunch. Now that’s littering.

Stable F/G

A piece of white paint; trying to descend very slowly from a dark metallic wall. Don’t know if it really is paint.

Ambiguous F/G

A set of layers that are part of a vent cover. Who knows what’s beneath through there.

Ambiguous F/G

A crater that form the unshaped layers. However, this is suppose to be a wall.

Ambiguous F/G

One side of the wall is the bright side and the other side of the wall is the dark side. Which will you pick.