Small, it looks like Marilyn. Large, it looks like Albert.
The one I always run into with IKEA stuff is the 'third arm' problem. You know, the 'hold this bit against this bit, and with your third arm screw in this' type of instructions.
That's a really cool trichotometric indicator support, rectangular exrusion bracket, and ambihelical hexnuts. Very Escherisc!
Love this picture. I've had it saved in my meme stash for quite a while now. My son, a very practical person, was not happy when I posted it a while back--I think it hurt his brain, lol.