What the heck is Rectangular Cow, you ask?
Well, I asked the same question and finally discovered this Article from ArtUK by Molly Tresadern that helped answer my confusion. I took this and decided to use it as inspiration for a piece of music for Brass Quintet. You can see the fruits of my work HERE.
I also did this sketch for a painting used for the cover of the score, and the final painting is presented below…