Situation: I am standing behind a couch. There is a lamp to my left.
Alternative situations: I am standing behind back rest of couch while I reach to turn on the lamp to my left side. I am standing behind the couch and I wondering if my lamp on my left is not coming on. I take a seat on the couch to relax and there is a lamp to my left. I place my bag on top of the couch and there is a lamp to my left.
Question: Which object is smaller the table lamp or the book?