Conversation so far:
When did Grigory Potemkin die?
On October 16, 1791 Potemkin died in the open steppe, 60 km from the city Jassy.
Why did Grigory Potemkin die?
Potemkin fell ill in the fever-ridden city of Jassy. October 13, he felt better before collapsing once more.

Question: Where did he die?
Self-contained rewrite: Where did Grigory Potemkin die?