Ayan means extraordinary talented drummer
Especially in Nigeria it is believed that (ayan) are talented creatures that extremely good in drumming ,and also they are born with that talented,they also makes drums talk through their drumming
Interpretation and clarity of the theme, to the viewer.
Creativity, uniqueness, and originality of the depicted theme.
Quality of artistic composition and overall design based on the theme.
Color and tone. Balance of image within its space.
What is the effect of the artwork in general and as a whole?
Overall, can the entire artwork be judged as a masterpiece?