This is the structure of the data file used by MasBaseball, it shows how you should add aditional information (teams, parks, umpires and players). Be carefull to preserve the same structure and try to modify the file using SimpleText, in order to preserve the information about the creator of the file.
The following information is just a sample, the program can handle a lot of additional information.
5 ***Total number of teams***
1 ***Consecutive numbers of the teams***
Chicago White Sox ***Team name 1 ***
2
Detroit Tigers
3
Oakland Athletics
4
Montreal Expos
5
Philadelfia Phillies
5 ***Total number of Baeball parks***
1 ***Consecutive numbers of the Parks names***
Oakland Park ***Park name 1 ***
2
Chicago Park
3
Montreal Park
4
Filadelfia Park
5
Detroit Park
6 ***Total number of Umpires***
1 ***Consecutive numbers of the Umpires names***
Ed Hickok ***Umpire name 1 ***
2
Ted Honorm
3
Jim Evans
4
Terry Craft
5
Perry Moore
6
John McCoy
70 ***Total number of players from all teams***
Chicago White Sox ***Team name for the Player 1***