One of the most powerful exhibits is a single a human shadow left imprinted on the steps of the Sumitomo Bank at the moment of the flash. 
The steps of the Sumitomo Bank were recently painted and no shadow remains.
mnli hypothesis: The steps of the Sumitomo Bank were recently painted and no shadow remains. premise: One of the most powerful exhibits is a single a human shadow left imprinted on the steps of the Sumitomo Bank at the moment of the flash. 