Read it through once

At last the key turned and with a great deal of pushing and pulling the gate was gradually forced open. Soon he was in the Princess’s room, listening to her usual discourses and lamentations. She began telling a series of very involved and rambling stories about things all of which seemed to have happened a great while ago. His attention began to wander; it was all he could do to keep awake. Before very long the Princess herself broke off and said with a yawn: ‘It’s no good; I can’t tell things properly at this time of night, it all gets mixed up....’