| Game status buffer

32713: Lesson signal flags

Bits 0-3 are used by the classroom-based command lists to indicate that or check whether a teacher has arrived at the classroom door to start the lesson.
Bit(s) | Meaning if set
--- | ---
0 | Teacher has arrived at the Map Room
1 | Teacher has arrived at the Reading Room
2 | Teacher has arrived at the Exam Room
3 | Teacher has arrived at the White Room
4-6 | Unused
7 | EINSTEIN is speaking (set by 31919; checked by 31162 and 31944; reset by 31178)
32713 | DEFB 0 |