Lookout. The harbour reference describes warm windows, shaded entrances and reflective surfaces. The collision outline follows the primary shape and excludes decorative surface details. Objects with repeated dimensions can form a longer boundary along the pedestrian route. The mountain.
Beds beside the railway. A small building near the station has metal shutters and a short description of the visible geometry. The coastal district contains warehouses, loading platforms and narrow.
Catalogue describes structures and materials used in an open city environment. A model record contains a name, a category, a scale and a flat roof with ventilation panels. The material reference lists surface names, colour.