the original artist of this sculptures is Jester G. Oani
https://www.facebook.com/jestakoani/posts/1626849844024731?pnref=story
these are the 11 tribes of Davao .. A project commission by The city government of Davao , Philippines
the result of this figure 
is this
The result of this 
Is this 
and this figure 
I painted all of these sculptures he claim,, that's why i know who is the real artist
some evidence i took last December 19,2017 
check Jester Oani's instagram if you want
here click this link below
https://www.instagram.com/jest_akoani.art/