Rules occurring at given times
When play begins
(consider the scene changing rules)
Every turn
(change the distance of butterfly to the distance of butterfly - 1; ...)
When play ends
Rules taking place when scenes begin and end can be found in the Scenes index.
Rules governing actions
Reaching inside
can't reach inside rooms rule
can't reach inside closed containers rule
outcome allow access - a success
outcome deny access - a failure
Reaching outside
can't reach outside closed containers rule
outcome allow access - a success
outcome deny access - a failure
Visibility
can't act in the dark rule
outcome there is sufficient light - a failure
outcome there is insufficient light - a success
Instead of
showing laptop to the bird
asking bird about something
using laptop
switching on laptop
attacking butterfly
talking to bird
default outcome is failure
After
default outcome is success
Does the player mean
taking something which is carried by the player very unlikely to mean taking what's already carried rule
outcome it is very likely - a success
outcome it is likely - a success
outcome it is possible - a success
outcome it is unlikely - a success
outcome it is very unlikely - a success
Persuasion
outcome persuasion succeeds - a success
outcome persuasion fails - a failure
Unsuccessful attempt by
default outcome is success
Rules for checking, carrying out and reporting on actions can be found in the Actions index. Summary of action rules
Before, for and after activities
Printing the name
before a thing (called the item being printed) make named things mentioned rule
for standard name printing rule
default outcome is success
Listing contents
for standard contents listing rule
default outcome is success
Grouping together
Constructing the status line
Listing nondescript items
Deciding the scope
Supplying a missing noun
for while smelling ambient odour rule
for while listening ambient sound rule
for while going block vaguely going rule
default outcome is success
Supplying a missing second noun
Reading a command
Deciding whether all includes
Printing the player's obituary
for print obituary headline rule
for print final score rule
for display final status line rule
default outcome is success
Amusing a victorious player
Printing the banner text
Printing the plural name
Deciding the concealed possessions
Printing a refusal to act in the dark
Printing the announcement of darkness
Printing the name of a dark room
Printing the description of a dark room
Printing room description details
Printing a parser error
Implicitly taking
Starting the virtual machine
Clarifying the parser's choice
Asking which do you mean
Writing a paragraph about
What are activities? How to make new activities
Procedural rules
Two internally-used rulebooks
Action-processing rules
before rules
basic accessibility rule
carrying requirements rule
instead rules
non-player character action rule
action-specific rules
(rule succeeds)
Turn sequence rules
(consider the scene changing rules)
(consider the every turn rules)
reset parser disambiguation rule
timed events rule
advance time rule
update chronological records rule
(consider the scene changing rules)
adjust light rule
note object acquisitions rule