query: How did Lucille Ball die?
passage: Lucille Ball
Attempts to revive her failed and her death was officially pronounced at 5:47a.m. PDT. Doctors determined that Ball had succumbed to an abdominal aortic aneurysm and subsequent rupture, and that it was not directly related to her upper aneurysm and surgery the previous week. Cigarette smokers are known to have increased risk of abdominal aneurysm. Ball had been a heavy smoker most of her life. She was 77 years old.[77][78]
passage: Lucille Wall
Wall died at a convalescent home in Reno, Nevada, on July 11, 1986, at age 87.