original: hartmann died from an aneurysm in 1873 .
simplifications: hartmann died from a stroke in 1873 . hartmann died from an aneurysm in 1873 . hartmann died because of an aneurysm in 1873 . hartmann died from an aneurysm , a swelling of a blood vessel , in 1873 . hartmann died from a blood clot in 1873 . hartmann died from an aneurysm in 1873 . hartmann died from an aneurysm in 1873 . hartmann died of aneurysm in 1873 .