ruahning phun khat; thil pakhat a si caah thil dang zong cu bantuk cu an si ti ruahning; e.g. Aristotle puts on a hat. Aristotle is a human being. All the people are human beings. Therefore, all people are human beings. Therefore, all people put on hats = Aristotle nih luchin aa chinh. Aristotle cu minung a si. Mi vialte cu minung an si. Cucaah mi vialte nih luchin an i chinh.