NP-related object: oblique object
The relation obl:obj is used for the NP related to the subject core-argument in a head-marking language.
In Tupinambá, a strictly head-marking language, the core arguments are indexed on the predicate, but the NPs related to the core-arguments
are in free-order in relation to the head.
Aβá kuɲã o-s-epjak
man woman 3S-3O-see
The man sees the woman / the woman saw the man
Aβá kuɲã osepjak . \n the man sees the woman .
obl:subj(osepjak, kuɲã)
obl:subj(3-3-see, woman)