professional color portrait, rembrandt lighting, soft ambient light from window, servant quarters of italian villa, 15th century Florence Italy, Caterina, smiling Florentine servant girl, 13 years old, tan, freckled cheeks, freckled nose, dark brown braided braided braided braided hair worn up, deep expressive brown eyes, delicate and refined features, gentle and pleasant appearance, wearing a linen long-sleeved tunic with earth-tones, cinched at the waist with a simple fabric belt, wearing apron, a light-colored coif