This is the 3594th most frequent Catalan word.
petersburg
The Catalan word "Petersburg" refers to the city of Saint Petersburg in Russia.
Here, "Petersburg" is used as part of a proper noun, referring to the city of Saint Petersburg.
Vaig visitar Sant Petersburg l'any passat.
I visited Saint Petersburg last year.
In this sentence, "Petersburg" refers to the geographical location providing context to the described paintings.
L'artista és famós pels seus quadres de paisatges de Sant Petersburg.
The artist is famous for his paintings of landscapes from Saint Petersburg.
Here, "Petersburg" is used as a proper noun but designates a fictional or alternate location within the narrative.