The main theme could be the oppression of women. The yellow paper in the story might symbolize the restrictions placed on the female protagonist, representing the patriarchal society's limitations on women's freedom and self - expression.
Since I don't know the exact 'paper tiger short story', I can't say for sure. It could be a protagonist who discovers the 'paper tiger' nature of someone or something, and there might be an antagonist who is initially seen as a big threat.
I'm not sure exactly who the main characters are without reading the story in detail. But typically, there would be a character who is away and another who is waiting, and perhaps some characters from the community around them.
Since I don't know the details of the story, I can't say for sure. There could be a character who finds the yellow pill, maybe a scientist or an ordinary person.
I don't know as I haven't read it, but it could be a young girl or boy who owns the yellow sweater.
Well, there's Hastur, who is closely related to the 'King in Yellow'. He represents a powerful and terrifying entity. And then there are the various victims or those who are affected by the presence of the 'King in Yellow'. For example, some characters who start off as normal but then descend into madness after being exposed to the dark secrets of the 'King in Yellow' story. These characters help to show the impact of the malevolent force at the heart of the story.
I'm not entirely sure as it depends on the specific version of the 'The Yellow Room' short story. But usually, there is a detective - like character who is trying to solve the mystery of the yellow room.
It could be that there is a seamstress who made the yellow dress. She might be one of the main characters, and the story could revolve around her craftsmanship and the story behind making the dress. There may also be a character who envies the person wearing the yellow dress, which could create some conflict in the story.
Since I don't know the exact 'the yellow sign short story', I can't say for sure who the main characters are. They could be ordinary people who stumble upon the yellow sign and then their lives are changed.
Since I don't know the exact 'yellow room' short story, I can't say for sure. But typically, there could be a protagonist who is either intrigued by the yellow room or has some connection to it, like a detective if it's a mystery story.