Original sentence: Adopted at the age of fifteen by his great uncle and aunt the surname "Rux"was added to his name after his adoption(of German derivation, also the name of a city near Breslau (Wroclaw) Poland, formally of Bohemia, Austria, Prussia and Germany situated on the Oder river in Lower Silesia)
Edited sentence: Adopted at the age of fifteen by his great uncle and aunt the surname "Rux"was added to his name after his adoption(of German derivation, also the name of a city near Wroclaw in Poland situated on the Oder river in Lower Silesia, formerly of Bohemia, Austria and Prussia)