Complex sentence: Its main façade, with four large columns and a flight of steps the full width of the building, faces a space on the corner with Blegdamsvej.
Split into simpler sentences: Its main façade, with four large columns, faces Blegdamsvej. It principal façade, with four large columns and a flight of stars in the full width of the building, faces a space on the corner with Blegdamsvej.