Complex sentence: She has somewhat Nordic features, but is dressed in the high fashion then found at the apex of both Flemish and Italian high society and placed against a flat, opaque, dark background, her hands clasped in prayer.
Split into simpler sentences: She has somewhat Nordic features, but is dressed in the high fashion then found at the apex of both Flemish and Italian high society. She is placed against a flat, opaque, dark background, her hands clasped in prayer.