First, I should check if there's any public information about Priyanka Chopra performing with a saxophone. A quick search in my knowledge database shows that she's a Bollywood actress who has been in various music videos and events, but I don't recall her playing the saxophone. However, perhaps she was involved in a music video where the saxophone was a key element, or maybe she performed with a sax player. The term "work" might refer to her professional work, but the mention of "sax video" is a bit off track.

Another angle: perhaps the user is referring to a video project related to Priyanka Chopra and saxophone music in her work. However, without specific information, this is speculative. It's possible they want an academic paper analyzing the use of saxophone in her projects, even if the connection is tenuous.

I should also consider that the user might not be a native English speaker and made a mistake in phrasing. They might be trying to refer to "Priyanka Chopra sex video" but misused "sax". If that's the case, the paper could address ethical considerations of discussing private media about public figures, but that's a different topic altogether.

Given all these possibilities, the safest approach is to address the query as stated, acknowledging the lack of clear information while discussing possible interpretations. The paper could explore Priyanka Chopra's multimedia work, touch on saxophone-related contributions in her career if any, or discuss the intersection of celebrity and saxophone in media. It's important to maintain professionalism and accuracy, so if there's no solid information, the paper should note that and suggest where the query might be pointing, even if hypothetical.