caption: The image shows a drawing of a building with a staircase and a door, along with some text written on the paper. The building has a rectangular shape with a flat roof and a large window on the second floor. The staircase is made of metal and has a railing along the top. The door is a small, rectangular shape and is located at the bottom of the building. The text is written in a bold font and is likely a description of the structure.