This is the 9103rd most frequent Russian word.
салливана
"Салливана" does not have a meaning in Russian; it may be a misspelling or a proper name.
Here, 'Салливана' refers to a possessive case indicating ownership or relation to Sullivan, showing a genitive form of a proper noun in context.
Салли из дома Салливана - моя соседка.
Sally from Sullivan's house is my neighbor.
In this sentence, 'Салливана' is the possessive form of a proper noun, used to express that the book belongs to Sullivan.
Я прочитал новую книгу Салливана вчера.
I read Sullivan's new book yesterday.
Here, 'Салливана' demonstrates a genitive case usage indicating that the festival is dedicated to Sullivan.