It's called "You understood".
In commands, you don't always say the name of the person you're speaking to. A general rule is, if the sentence would still make sense if you inserted "you", tje subject is an "understood" you. "You" or a person's name are not written down, but it's understood that the command is given to someone.
Some robots are not agreeable with parents. That is a sentence with robot and agreeable.
Here comes another robot dancer!
The antecedent for the capitalized pronoun "ITS" in the sentence is "robot." The sentence refers to Peter's robot, indicating that the pronoun relates back to that noun. Thus, "ITS" pertains to the robot's arms.
a robot could help you with anything and it could even do your homework!
The robot in reel steel was a controllable device to fight other robots.
The robot was fully functional.
There are different parts of a robot
The subject of the sentence is "you"
A subject in a sentence is who, what, or where the sentence is about.
The subject is who or what the sentence is about.
You is the subject of that sentence.
In the 3D movie the robot protruded towards me.