[Function] Used for the subjects in clauses, or when there is only one noun in the clause. It is marked on the subject when in clauses with Absolutive case marking on the object. [Case] 
Nominative
A b l a t i v e
A b s o l u t i v e
D a t i v e
I n s t r u m e n t a l
L o c a t i v e
N o m i n a t i v e
P o s s e s s o r ( p a r t o f G e n i t i v e f u n c t i o n )