version 5 by Michael Callaghan
Section 3 - Rules for number questions
Number question rules is a rulebook.
The number question rules have outcomes exit (success), retry (failure) and parse (failure).
The first number question rule (this is the invalid number reply rule):
if the player's command does not match "[number]":
if closed question mode is true:
if closed question mode is false:
The last number question rule (this is the default number question rule):