Halayen fasaha:
Aiki mai sauƙi, daidaitawa tare da famfunan ruwa daban-daban
Ayyuka guda uku akan saiti ɗaya: Matsa lamba kai tsaye/Lokacin samar da ruwa/matsawar ƙasa.
Ayyuka daban-daban don aikace-aikace daban-daban.
Babban madaidaici da hankali, Ma'amalar ɗan adam-kwamfuta