The Wikipedia article mentions that a solider named Ralph found the shaft, no word on whether he did the climbing though. > Following this, Philip ordered a gr

The Wikipedia article mentions that a solider named Ralph found the shaft, no word on whether he did the climbing though. > Following this, Philip ordered a group of his men to look for a weak point in the castle. They gained access to the next ward when a soldier named Ralph found a latrine chute in use through which the French could clamber into the chapel.