Conversation so far:
When did Winnie Madikizela-Mandela meet Nelson Mandela?
1957
What happened to Winnie Madikizela-Mandela next?
Winnie Madikizela-Mandela was 22 years old and standing at a bus stop in Soweto when Mandela first saw her and charmed her, securing a lunch date the following week.
Did Winnie Madikizela-Mandela start dating Nelson Mandela?
yes
When did Winnie Madikizela-Mandela marry Nelson Mandela?
The couple married in 1958.
What were the names of Winnie Madikizela-Mandela's children?
Zenani and Zindziwa.
What happened to Winnie Madikizela-Mandela next?
Nelson Mandela was arrested and jailed in 1963, and was not released until 1990.
Did Winnie Madikizela-Mandela stay married to Nelson Mandela after his arrest?
The couple separated in 1992.
Did Winnie Madikizela-Mandela and Nelson Mandela get divorced?
They finalised their divorce in March 1996 with an unspecified out-of-court settlement.
What happened to Winnie Madikizela-Mandela during her divorce hearing?
Nelson Mandela rejected Winnie Madikizela-Mandela's assertion that arbitration could salvage the marriage, and cited her infidelity as a cause of the divorce.
What did  Nelson Mandela  say?
... I am determined to get rid of the marriage“

Question: What did she do next?
Self-contained rewrite: What did Winnie Madikizela-Mandela do next?