What is the biggest mansion in the U.S.?
user
I think the biggest mansion is Trump’s.
assistant
Where is Trump's mansion?
user
I’m not sure.  I think it’s in New York?
assistant
What is the biggest mansion in the U.S.?
user
I think the biggest mansion is Trump’s.
assistant
Where is Trump's mansion?
user
It's in Los Angeles.
assistant
What is the biggest mansion in the U.S.?