The conversation between human and AI assistant.
[|Human|] Given a reference text about MichaÅ Rozenfeld, tell me what he did before the war and where he's buried.
[|AI|] MichaÅ Rozenfeld studied psychology before being sent to the Warsaw Ghetto during the war. He is buried at the Jewish Cemetery on Okopowa Street in Warsaw.
[|Human|] 
Given a reference text about MichaÅ Rozenfeld, tell me what he did before the war and where he's buried.