GenPossAff~Nonaff: Possessed nouns are optionally marked with possessive affixes; or, the use of such affixes is determined by considerations other than the form of the possessor noun.
(1) qō ʌājəm
‘the man’s axe’
(2) äwi säm-ɣən
‘the girl’s eyes’
(3) jūwan qūt-əʌ ťətti.
John house-3sg here
‘John’s house is here.’ (L. N. K.)
In Surgut Khanty, the noun denoting the possessed entity can only take a personal suffix alongside an overt possessor; when it is the subject of an adverbial predicate (3).