This is the 8988th most frequent Polish word.
solskiej
"Solskiej" is the genitive or locative form of "Solska," a feminine surname in Polish.
Here, 'Solskiej' is again in the genitive case, indicating possession or association (the movies associated with Solska).
Rozmawialiśmy o filmach Solskiej.
We talked about Solska's movies.
Here, 'Solskiej' functions as a genitive case form of the surname 'Solska', showing possession or relation to Maria Solska.
W książce opisano życie Marii Solskiej.
The book describes the life of Maria Solska.
In this sentence, 'Solskiej' is used as a locative case form of 'Solska', referring to a location (the street).