Okay, so a captain general is someone who is in charge of a group of soldiers or an army. They are like a boss! They give orders to the soldiers and make sure everyone is doing what they are supposed to do.
The captain general is like the leader of the soldiers. They are the ones who make the big decisions and tell the other soldiers what to do. They also make sure that everyone is safe and that the soldiers are trained properly.
Think of it like a game of pretend with your friends. One friend is the captain general and they get to make all the rules and tell everyone else what to do. They are the boss and everyone else has to listen to them.
So basically, a captain general is an important person who is in charge of a group of soldiers or an army. They are responsible for making sure everything runs smoothly and everyone is safe.