Conversation so far:
When did Hattie McDaniel die?
Hattie McDaniel died at age 59 on October 26, 1952.
What caused Hattie McDaniel's death?
Hattie McDaniel died of breast cancer.
Was Hattie McDaniel treated before her death?

Question: What else can I know about her death?
Self-contained rewrite: What else can I know about Hattie McDaniel's death besides when she died and her cause of death?