Complex sentence: Enabled by his ability to speak French, Bazna served as a "kavass" or valet, first to the Yugoslav ambassador to Turkey, and in 1942 to Albert Jenke, a German businessman and later embassy staff member, who fired him for reading his mail.
Split into simpler sentences: Enabled by his ability to speak French, Bazna served as a "kavass" or valet, first to the Yugoslav ambassador to Turkey. In 1942, he worked as a valet for Albert Jenke, a German businessman and later embassy staff member, who came to fire Bazna for reading his mail.