The Knight's Tour problem is a famous mathematical chess puzzle. The first solution provided an Arab philosopher in the 9th century from present-day Iraq.
A final Aleph (ألف) in Arabic to express the accusative case (منصوب) can be tricky. Where do you put it on a final Hamza (همزة)? Here are the rules.
The word "me" can be the direct object of a verb (like in: help me!) - but this is not our story here. We talk about the word إِيّايَ.