Conversation so far:
Where was Harriet Tubman born?
Harriet Tubman was born in Dorchester County, Maryland.
When was Harriet Tubman born?
As with many slaves in the United States, neither the exact year nor place of Harriet Tubman's birth is known, and historians differ as to the best estimate.
Who was Harriet Tubman's family?
Tubman was born Araminta Minty Ross to enslaved parents, Harriet (Rit) Green and Ben Ross.
Were Harriet Tubman's parents slaves ?
Rit, Tubman's mother, was owned by Mary Pattison Brodess

Question: What about Ben Ross, was he a slave ?
Self-contained rewrite: What about Ben Ross, was he a slave ?