Conversation so far:
was Stephen Stills married?
Stills met and married his first wife, the singer-songwriter Veronique Sanson.
where did he meet her?
During a Manassas tour in France.
when did they divorce?
They divorced in 1979.

Question: did they have any children?
Self-contained rewrite: Did Stephen Stills and Veronique Sanson have any children?