The existential predicate there_is takes only a subject. man one, a man, is the subject of the existential predicate below.
man one there_is
‘There is a man'
(Gökgöz in progress)
Locative information is also usually expressed in an existential sentence with there_is.
house in grape plate there_is
‘There is a plate of grapes in the house.’
(Gökgöz in progress)
An existential meaning is also expressed very frequently with a whole entity or extension classifier that accompany a downward movement to a position. In the example below, a vertical whole entity classifier for ‘tree’ is used with the existential predicate, exist.
tree CL(>):‘exist’
‘There is a tree’
(Gökgöz in progress)
In the example below, a horizontal whole entity classifier for ‘car’ is used with the existential predicate, stand.
red car CL(x):‘stand’ poss1 not
‘The red car that stands there is not mine.’
(http://tidsozluk.net/tr/Onun?d=0489)