Remember that Likes() and IsAngryWith() talk about two people
That box is for predicates that describe two things.
Things like Happy() and Logician() can only talk about one thing at a time
Drag the arrow by clicking the box in the middle
You will see a green outline when it is in the right place.
Remember that if you make a mistake, you can delete things by double clicking them.
If the same variable is used more than once, it must stand in for the same object every time.
You haven't got every sentence true yet.
First figure out what x could stand in for, then make x a logican who likes another object.