A black chalkboard with white chalk writing is leaning against a wall

A black chalkboard with white chalk writing is leaning against a wall. The writing consists of symbols and words. The symbols are geometric shapes, including a circle, a square, an “X”, and a variety of lines. The words are “The Twelve”, “The Four”, “The Dream”, “The Book”, “The Letter”, “The Leap-Year Girls”, “The Maggies”, “Isolde”, “HCE”, “Alp”, “Issy”, “Shaun the Post”, “Shem the Pennman”, “Tristram”, “The Snake Sigereson”, and “Kate the Sloop”. The wall is a light beige color and is located in the Museu d'Art Contemporani de Barcelona in Santa Coloma de Gramenet, Spain, at latitude 41.437 and longitude 2.22. The image is of a classroom setting.