This file defines the text used for the chapter introductions.
The first column is filled by chapter identifiers.
The second column lists strrefs containing the chapter title.
The third column lists strrefs containing the main chapter text.
The forth column is unknown.
In IWD2 we have:

2DA V1.0
NONE
           0          1          2
TICKS      100        *          *
0          16202      14454      15473
1          16203      14453      15473
2          16204      14452      15473
3          16205      19435      15473
4          16206      14450      15473
5          16207      14449      15473
6          16208      14448      15473