The judge of a baseball game is called an umpire.
the home plate umpire is the umpire in chief
The umpire. What he says, goes.
Umpire? They enforce the rules of the game.
he checks the players equipments
When people say something to the umpire at a Baseball game they call him or her "Blue"
The umpire can be anybody picked out specially to be that position there doesn't have to be a definite person who plays this part every time in a game.
you ever seen a baseball game ??? they do it almost on every pitch ...
The home plate umpire with occasional help from the third base umpire calls balls and strikes in the game of baseball.