Complex sentence: Weeds on the platforms, the shattered panes of the sealed-off stairwells and boarded-up waiting rooms characterise this image, all the walls are covered with graffiti and only the platform roof is still intact.
Split into simpler sentences: Weeds on the platforms, the shattered panes of the sealed-off stairwells and boarded-up waiting rooms characterise this image. All the walls are covered with graffiti and only the platform roof is still intact.