Conversation so far:
Who raised Eugene O'Neill?
Eugene O'Neill was sent to St. Aloysius Academy for Boys, a Catholic boarding school in the Riverdale section of the Bronx.
Was was Eugene O'Neill's family life like?
Eugene O'Neill was married to Kathleen Jenkins from October 2, 1909 to 1912.
Did Eugene O'Neill and Kathleen Jenkins have children together?
Eugene O'Neill and Kathleen Jenkins had one son, Eugene O'Neill, Jr.
What was life like with Eugene O'Neill and Kathleen Jenkins?
Was Jenkins O'Neill's only spouse?
No, In 1917, Eugene O'Neill met Agnes Boulton, a successful writer of commercial fiction, and they married on April 12, 1918.
What was Eugene O'Neill's marriage to Boulton like?
The years of Eugene O'Neill and Boulton's marriage—during which the couple lived in Connecticut and Bermuda and had two children.
What are the names of Eugene O'Neill and Agnes Boulton's children?
Eugene O'Neill and Agnes Boulton's children were named Shane and Oona

Question: What else is known of them?
Self-contained rewrite: What else is known of Shane and Oona O'Neill?