## Surely he is relieving himself ##

This is a polite way to speak about a person producing a bowel movement (defecating) or urinating. (See: [[rc://en/ta/man/translate/figs-euphemism]])

## until they felt they were neglecting their duty ##

AT: "and they decided they had to see the king"

## took the key and opened them ##

"took the key and opened the doors"