JILL-BOOK-F has special cases for when Jill is reading it:
<COND (<VERB? TAKE>
<COND (<EQUAL? ,JILL-COUNTER 4 10>
<TELL "Jill's in the middle of reading it!" CR>)
(T
<TELL
"You have no interest in those gothic novels." CR>)>)
So it checks the two cases where she's reading in the Living Room (4 and 10), but it misses the case where she's reading in the Bedroom (12).
>LOOK
Bedroom
The room is almost filled by your bed, a bureau, and the baby's crib. A doorway
leads south to the living room, and the bathroom is to the east.
Jill is lying on the bed, reading a book.
It looks like the crib contains:
a toy duck
a baby
>TAKE BOOK
You have no interest in those gothic novels.
JILL-BOOK-F
has special cases for when Jill is reading it:This is how
JILL-COUNTER
is documented in the source code:So it checks the two cases where she's reading in the Living Room (4 and 10), but it misses the case where she's reading in the Bedroom (12).