Prompt
Create a realistic portrait of Siegfried Lenz, a renowned German writer, sitting at a desk with a pen in hand, surrounded by papers and books, including some of his notable works such as "Deutschstunde" and "So zärtlich war Suleyken", with a calm and introspective expression, in a style reminiscent of classic German literature, with a muted color palette and subtle textures, evoking a sense of serenity and intellectualism.