Situation: I am stepping on a carpet facing a table against the wall, while there is a couch on my left within reach and far away on my right an armchair.
Alternative situations: I am standing at my end table in front of me, I am admiring the picture on the wall in front of me to my right I am looking at a table with a couch to the right in front of me and a picture on the wall also in front of me.
Question: What am I standing on top of?