As a boy he moved to Warsaw , where he graduated from a non-classical secondary school .
Eugeniusz Zak was born to Jewish family in Mogilno , Minsk Governorate ( nowadays Belarus ) .
As a boy Eugeniusz Zak moved to Warsaw , where Eugeniusz Zak graduated from a non-classical secondary school .
Eugeniusz Zak was born to Jewish family in Mogilno , Minsk Governorate ( nowadays Belarus ) .