It was a simple design but created with enough precision to be observed in its entirety in a quick glance thanks to the clarity of the overall image. In the same composition we find horizontal, vertical, oblique and curved lines, squares, rectangles, triangles, segments of circles and seven different colours. The interpretation of the work of art is dependant on the state of mind of the observer, who can see it as a flat surface or in three dimensions. The work of art is clearly a personal expression in terms of composition and use of colour. “Ortem” is situated above a staircase. When descending towards the platforms, the observer can take in the whole work of art with one glance, thanks to the overall clarity of the work. Above all, Jean Rets did not want his work to “disappear” into its surroundings but to stand out from them and attract attention.