What is the fine-grained topic of the following text: "East WillyB tells the story of Puerto Rican sports bar owner Willy Jr. as he fights to keep his bar alive in the face of the gentrification of his neighborhood," says co-creator Julia Ahumada Grob, who also acts in the series. Only return the topic.
The gentrification impact on a Puerto Rican sports bar in the series "East WillyB"