Conversation so far:
When did Winnie Madikizela-Mandela die?
Winnie Madikizela-Mandela died on 2 April 2018 at the age of 81.
How did Winnie Madikizela-Mandela die?
Winnie Madikizela-Mandela suffered from diabetes and had recently undergone several major surgeries. She had been in and out of hospital since the start of the year.
When was Winnie Madikizela-Mandela's funeral?
Winnie Madikizela-Mandela's public funeral service was held at Orlando Stadium on 14 April 2018.
Where was Winnie Madikizela-Mandela buried?
Winnie Madikizela-Mandela's body was interred at a cemetery in Fourways in the north of Johannesburg.

Question: Did she outlive her spouse?
Self-contained rewrite: Did Winnie Madikizela-Mandela outlive her spouse?